feat: implement Weather Workshop feature with models, UI components, and session management for enhanced team visibility and personal well-being tracking

.gitignore

@@ -43,4 +43,5 @@ next-env.d.ts
 /src/generated/prisma
 
 # data
-data/
+data/
+*.db

prisma/migrations/20250115000000_add_weekly_check_in/migration.sql

@@ -0,0 +1,103 @@
+-- CreateEnum
+CREATE TABLE "WeeklyCheckInCategory" (
+    "value" TEXT NOT NULL PRIMARY KEY
+);
+
+-- CreateEnum
+CREATE TABLE "Emotion" (
+    "value" TEXT NOT NULL PRIMARY KEY
+);
+
+-- InsertEnumValues
+INSERT INTO "WeeklyCheckInCategory" ("value") VALUES ('WENT_WELL');
+INSERT INTO "WeeklyCheckInCategory" ("value") VALUES ('WENT_WRONG');
+INSERT INTO "WeeklyCheckInCategory" ("value") VALUES ('CURRENT_FOCUS');
+INSERT INTO "WeeklyCheckInCategory" ("value") VALUES ('NEXT_FOCUS');
+
+-- InsertEnumValues
+INSERT INTO "Emotion" ("value") VALUES ('PRIDE');
+INSERT INTO "Emotion" ("value") VALUES ('JOY');
+INSERT INTO "Emotion" ("value") VALUES ('SATISFACTION');
+INSERT INTO "Emotion" ("value") VALUES ('GRATITUDE');
+INSERT INTO "Emotion" ("value") VALUES ('CONFIDENCE');
+INSERT INTO "Emotion" ("value") VALUES ('FRUSTRATION');
+INSERT INTO "Emotion" ("value") VALUES ('WORRY');
+INSERT INTO "Emotion" ("value") VALUES ('DISAPPOINTMENT');
+INSERT INTO "Emotion" ("value") VALUES ('EXCITEMENT');
+INSERT INTO "Emotion" ("value") VALUES ('ANTICIPATION');
+INSERT INTO "Emotion" ("value") VALUES ('DETERMINATION');
+INSERT INTO "Emotion" ("value") VALUES ('NONE');
+
+-- CreateTable
+CREATE TABLE "WeeklyCheckInSession" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "title" TEXT NOT NULL,
+    "participant" TEXT NOT NULL,
+    "date" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "userId" TEXT NOT NULL,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "WeeklyCheckInSession_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "WeeklyCheckInItem" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "content" TEXT NOT NULL,
+    "category" TEXT NOT NULL,
+    "emotion" TEXT NOT NULL DEFAULT 'NONE',
+    "order" INTEGER NOT NULL DEFAULT 0,
+    "sessionId" TEXT NOT NULL,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "WeeklyCheckInItem_sessionId_fkey" FOREIGN KEY ("sessionId") REFERENCES "WeeklyCheckInSession" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "WeeklyCheckInItem_category_fkey" FOREIGN KEY ("category") REFERENCES "WeeklyCheckInCategory" ("value") ON DELETE RESTRICT ON UPDATE CASCADE,
+    CONSTRAINT "WeeklyCheckInItem_emotion_fkey" FOREIGN KEY ("emotion") REFERENCES "Emotion" ("value") ON DELETE RESTRICT ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "WCISessionShare" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "sessionId" TEXT NOT NULL,
+    "userId" TEXT NOT NULL,
+    "role" TEXT NOT NULL DEFAULT 'EDITOR',
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CONSTRAINT "WCISessionShare_sessionId_fkey" FOREIGN KEY ("sessionId") REFERENCES "WeeklyCheckInSession" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "WCISessionShare_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "WCISessionEvent" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "sessionId" TEXT NOT NULL,
+    "userId" TEXT NOT NULL,
+    "type" TEXT NOT NULL,
+    "payload" TEXT NOT NULL,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CONSTRAINT "WCISessionEvent_sessionId_fkey" FOREIGN KEY ("sessionId") REFERENCES "WeeklyCheckInSession" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "WCISessionEvent_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE INDEX "WeeklyCheckInSession_userId_idx" ON "WeeklyCheckInSession"("userId");
+
+-- CreateIndex
+CREATE INDEX "WeeklyCheckInSession_date_idx" ON "WeeklyCheckInSession"("date");
+
+-- CreateIndex
+CREATE INDEX "WeeklyCheckInItem_sessionId_idx" ON "WeeklyCheckInItem"("sessionId");
+
+-- CreateIndex
+CREATE INDEX "WeeklyCheckInItem_sessionId_category_idx" ON "WeeklyCheckInItem"("sessionId", "category");
+
+-- CreateIndex
+CREATE INDEX "WCISessionShare_sessionId_idx" ON "WCISessionShare"("sessionId");
+
+-- CreateIndex
+CREATE INDEX "WCISessionShare_userId_idx" ON "WCISessionShare"("userId");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "WCISessionShare_sessionId_userId_key" ON "WCISessionShare"("sessionId", "userId");
+
+-- CreateIndex
+CREATE INDEX "WCISessionEvent_sessionId_createdAt_idx" ON "WCISessionEvent"("sessionId", "createdAt");

prisma/migrations/20260107090831_add_teams_and_okrs/migration.sql

@@ -0,0 +1,98 @@
+-- CreateEnum
+CREATE TABLE "TeamRole" (
+    "value" TEXT NOT NULL PRIMARY KEY
+);
+INSERT INTO "TeamRole" ("value") VALUES ('ADMIN'), ('MEMBER');
+
+-- CreateEnum
+CREATE TABLE "OKRStatus" (
+    "value" TEXT NOT NULL PRIMARY KEY
+);
+INSERT INTO "OKRStatus" ("value") VALUES ('NOT_STARTED'), ('IN_PROGRESS'), ('COMPLETED'), ('CANCELLED');
+
+-- CreateEnum
+CREATE TABLE "KeyResultStatus" (
+    "value" TEXT NOT NULL PRIMARY KEY
+);
+INSERT INTO "KeyResultStatus" ("value") VALUES ('NOT_STARTED'), ('IN_PROGRESS'), ('COMPLETED'), ('AT_RISK');
+
+-- CreateTable
+CREATE TABLE "Team" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "name" TEXT NOT NULL,
+    "description" TEXT,
+    "createdById" TEXT NOT NULL,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "Team_createdById_fkey" FOREIGN KEY ("createdById") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "TeamMember" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "teamId" TEXT NOT NULL,
+    "userId" TEXT NOT NULL,
+    "role" TEXT NOT NULL DEFAULT 'MEMBER',
+    "joinedAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CONSTRAINT "TeamMember_teamId_fkey" FOREIGN KEY ("teamId") REFERENCES "Team" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "TeamMember_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "OKR" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "teamMemberId" TEXT NOT NULL,
+    "objective" TEXT NOT NULL,
+    "description" TEXT,
+    "period" TEXT NOT NULL,
+    "startDate" DATETIME NOT NULL,
+    "endDate" DATETIME NOT NULL,
+    "status" TEXT NOT NULL DEFAULT 'NOT_STARTED',
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "OKR_teamMemberId_fkey" FOREIGN KEY ("teamMemberId") REFERENCES "TeamMember" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "KeyResult" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "okrId" TEXT NOT NULL,
+    "title" TEXT NOT NULL,
+    "targetValue" REAL NOT NULL,
+    "currentValue" REAL NOT NULL DEFAULT 0,
+    "unit" TEXT NOT NULL DEFAULT '%',
+    "status" TEXT NOT NULL DEFAULT 'NOT_STARTED',
+    "order" INTEGER NOT NULL DEFAULT 0,
+    "notes" TEXT,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "KeyResult_okrId_fkey" FOREIGN KEY ("okrId") REFERENCES "OKR" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE INDEX "Team_createdById_idx" ON "Team"("createdById");
+
+-- CreateIndex
+CREATE INDEX "TeamMember_teamId_idx" ON "TeamMember"("teamId");
+
+-- CreateIndex
+CREATE INDEX "TeamMember_userId_idx" ON "TeamMember"("userId");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "TeamMember_teamId_userId_key" ON "TeamMember"("teamId", "userId");
+
+-- CreateIndex
+CREATE INDEX "OKR_teamMemberId_idx" ON "OKR"("teamMemberId");
+
+-- CreateIndex
+CREATE INDEX "OKR_teamMemberId_period_idx" ON "OKR"("teamMemberId", "period");
+
+-- CreateIndex
+CREATE INDEX "OKR_status_idx" ON "OKR"("status");
+
+-- CreateIndex
+CREATE INDEX "KeyResult_okrId_idx" ON "KeyResult"("okrId");
+
+-- CreateIndex
+CREATE INDEX "KeyResult_okrId_order_idx" ON "KeyResult"("okrId", "order");
+

prisma/schema.prisma

@@ -25,6 +25,18 @@ model User {
   yearReviewSessions      YearReviewSession[]
   sharedYearReviewSessions YRSessionShare[]
   yearReviewSessionEvents  YRSessionEvent[]
+  // Weekly Check-in relations
+  weeklyCheckInSessions      WeeklyCheckInSession[]
+  sharedWeeklyCheckInSessions WCISessionShare[]
+  weeklyCheckInSessionEvents  WCISessionEvent[]
+  // Weather Workshop relations
+  weatherSessions      WeatherSession[]
+  sharedWeatherSessions WeatherSessionShare[]
+  weatherSessionEvents  WeatherSessionEvent[]
+  weatherEntries        WeatherEntry[]
+  // Teams & OKRs relations
+  createdTeams  Team[]
+  teamMembers   TeamMember[]
   createdAt     DateTime       @default(now())
   updatedAt     DateTime       @updatedAt
 }
@@ -274,3 +286,242 @@ model YRSessionEvent {
 
   @@index([sessionId, createdAt])
 }
+
+// ============================================
+// Teams & OKRs
+// ============================================
+
+enum TeamRole {
+  ADMIN
+  MEMBER
+}
+
+enum OKRStatus {
+  NOT_STARTED
+  IN_PROGRESS
+  COMPLETED
+  CANCELLED
+}
+
+enum KeyResultStatus {
+  NOT_STARTED
+  IN_PROGRESS
+  COMPLETED
+  AT_RISK
+}
+
+model Team {
+  id          String       @id @default(cuid())
+  name        String
+  description String?
+  createdById String
+  creator     User         @relation(fields: [createdById], references: [id], onDelete: Cascade)
+  members     TeamMember[]
+  createdAt   DateTime     @default(now())
+  updatedAt   DateTime     @updatedAt
+
+  @@index([createdById])
+}
+
+model TeamMember {
+  id        String   @id @default(cuid())
+  teamId    String
+  team      Team     @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  userId    String
+  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  role      TeamRole @default(MEMBER)
+  okrs      OKR[]
+  joinedAt  DateTime @default(now())
+
+  @@unique([teamId, userId])
+  @@index([teamId])
+  @@index([userId])
+}
+
+model OKR {
+  id            String          @id @default(cuid())
+  teamMemberId String
+  teamMember    TeamMember      @relation(fields: [teamMemberId], references: [id], onDelete: Cascade)
+  objective     String
+  description   String?
+  period        String          // Q1 2025, Q2 2025, H1 2025, 2025, etc.
+  startDate     DateTime
+  endDate       DateTime
+  status        OKRStatus       @default(NOT_STARTED)
+  keyResults    KeyResult[]
+  createdAt     DateTime        @default(now())
+  updatedAt     DateTime        @updatedAt
+
+  @@index([teamMemberId])
+  @@index([teamMemberId, period])
+  @@index([status])
+}
+
+model KeyResult {
+  id           String           @id @default(cuid())
+  okrId        String
+  okr          OKR              @relation(fields: [okrId], references: [id], onDelete: Cascade)
+  title        String
+  targetValue  Float
+  currentValue Float            @default(0)
+  unit         String           @default("%") // %, nombre, etc.
+  status       KeyResultStatus  @default(NOT_STARTED)
+  order        Int              @default(0)
+  notes        String?
+  createdAt    DateTime         @default(now())
+  updatedAt    DateTime         @updatedAt
+
+  @@index([okrId])
+  @@index([okrId, order])
+}
+
+// ============================================
+// Weekly Check-in Workshop
+// ============================================
+
+enum WeeklyCheckInCategory {
+  WENT_WELL      // Ce qui s'est bien passé
+  WENT_WRONG     // Ce qui s'est mal passé
+  CURRENT_FOCUS  // Les enjeux du moment (je me concentre sur ...)
+  NEXT_FOCUS     // Les prochains enjeux
+}
+
+enum Emotion {
+  PRIDE         // Fierté
+  JOY           // Joie
+  SATISFACTION  // Satisfaction
+  GRATITUDE     // Gratitude
+  CONFIDENCE    // Confiance
+  FRUSTRATION   // Frustration
+  WORRY         // Inquiétude
+  DISAPPOINTMENT // Déception
+  EXCITEMENT    // Excitement
+  ANTICIPATION  // Anticipation
+  DETERMINATION // Détermination
+  NONE          // Aucune émotion
+}
+
+model WeeklyCheckInSession {
+  id          String              @id @default(cuid())
+  title       String
+  participant String              // Nom du participant
+  date        DateTime            @default(now())
+  userId      String
+  user        User                @relation(fields: [userId], references: [id], onDelete: Cascade)
+  items       WeeklyCheckInItem[]
+  shares      WCISessionShare[]
+  events      WCISessionEvent[]
+  createdAt   DateTime            @default(now())
+  updatedAt   DateTime            @updatedAt
+
+  @@index([userId])
+  @@index([date])
+}
+
+model WeeklyCheckInItem {
+  id          String                @id @default(cuid())
+  content     String
+  category    WeeklyCheckInCategory
+  emotion     Emotion               @default(NONE)
+  order       Int                   @default(0)
+  sessionId   String
+  session     WeeklyCheckInSession  @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+  createdAt   DateTime              @default(now())
+  updatedAt   DateTime              @updatedAt
+
+  @@index([sessionId])
+  @@index([sessionId, category])
+}
+
+model WCISessionShare {
+  id        String              @id @default(cuid())
+  sessionId String
+  session   WeeklyCheckInSession @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+  userId    String
+  user      User                @relation(fields: [userId], references: [id], onDelete: Cascade)
+  role      ShareRole           @default(EDITOR)
+  createdAt DateTime            @default(now())
+
+  @@unique([sessionId, userId])
+  @@index([sessionId])
+  @@index([userId])
+}
+
+model WCISessionEvent {
+  id        String              @id @default(cuid())
+  sessionId String
+  session   WeeklyCheckInSession @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+  userId    String
+  user      User                @relation(fields: [userId], references: [id], onDelete: Cascade)
+  type      String              // ITEM_CREATED, ITEM_UPDATED, ITEM_DELETED, etc.
+  payload   String              // JSON payload
+  createdAt DateTime            @default(now())
+
+  @@index([sessionId, createdAt])
+}
+
+// ============================================
+// Weather Workshop
+// ============================================
+
+model WeatherSession {
+  id          String              @id @default(cuid())
+  title       String
+  date        DateTime            @default(now())
+  userId      String
+  user        User                @relation(fields: [userId], references: [id], onDelete: Cascade)
+  entries     WeatherEntry[]
+  shares      WeatherSessionShare[]
+  events      WeatherSessionEvent[]
+  createdAt   DateTime            @default(now())
+  updatedAt   DateTime            @updatedAt
+
+  @@index([userId])
+  @@index([date])
+}
+
+model WeatherEntry {
+  id                String          @id @default(cuid())
+  sessionId         String
+  session           WeatherSession  @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+  userId            String
+  user              User            @relation(fields: [userId], references: [id], onDelete: Cascade)
+  performanceEmoji  String?         // Emoji météo pour Performance
+  moralEmoji        String?         // Emoji météo pour Moral
+  fluxEmoji         String?         // Emoji météo pour Flux
+  valueCreationEmoji String?        // Emoji météo pour Création de valeur
+  notes             String?         // Notes globales
+  createdAt         DateTime        @default(now())
+  updatedAt         DateTime        @updatedAt
+
+  @@unique([sessionId, userId]) // Un seul entry par membre par session
+  @@index([sessionId])
+  @@index([userId])
+}
+
+model WeatherSessionShare {
+  id        String          @id @default(cuid())
+  sessionId String
+  session   WeatherSession  @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+  userId    String
+  user      User            @relation(fields: [userId], references: [id], onDelete: Cascade)
+  role      ShareRole       @default(EDITOR)
+  createdAt DateTime        @default(now())
+
+  @@unique([sessionId, userId])
+  @@index([sessionId])
+  @@index([userId])
+}
+
+model WeatherSessionEvent {
+  id        String          @id @default(cuid())
+  sessionId String
+  session   WeatherSession  @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+  userId    String
+  user      User            @relation(fields: [userId], references: [id], onDelete: Cascade)
+  type      String          // ENTRY_CREATED, ENTRY_UPDATED, ENTRY_DELETED, SESSION_UPDATED, etc.
+  payload   String          // JSON payload
+  createdAt DateTime        @default(now())
+
+  @@index([sessionId, createdAt])
+}

src/actions/weather.ts

@@ -0,0 +1,225 @@
+'use server';
+
+import { revalidatePath } from 'next/cache';
+import { auth } from '@/lib/auth';
+import * as weatherService from '@/services/weather';
+
+// ============================================
+// Session Actions
+// ============================================
+
+export async function createWeatherSession(data: { title: string; date?: Date }) {
+  const session = await auth();
+  if (!session?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    const weatherSession = await weatherService.createWeatherSession(session.user.id, data);
+    revalidatePath('/weather');
+    revalidatePath('/sessions');
+    return { success: true, data: weatherSession };
+  } catch (error) {
+    console.error('Error creating weather session:', error);
+    return { success: false, error: 'Erreur lors de la création' };
+  }
+}
+
+export async function updateWeatherSession(
+  sessionId: string,
+  data: { title?: string; date?: Date }
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    await weatherService.updateWeatherSession(sessionId, authSession.user.id, data);
+
+    // Emit event for real-time sync
+    await weatherService.createWeatherSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'SESSION_UPDATED',
+      data
+    );
+
+    revalidatePath(`/weather/${sessionId}`);
+    revalidatePath('/weather');
+    revalidatePath('/sessions');
+    return { success: true };
+  } catch (error) {
+    console.error('Error updating weather session:', error);
+    return { success: false, error: 'Erreur lors de la mise à jour' };
+  }
+}
+
+export async function deleteWeatherSession(sessionId: string) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    await weatherService.deleteWeatherSession(sessionId, authSession.user.id);
+    revalidatePath('/weather');
+    revalidatePath('/sessions');
+    return { success: true };
+  } catch (error) {
+    console.error('Error deleting weather session:', error);
+    return { success: false, error: 'Erreur lors de la suppression' };
+  }
+}
+
+// ============================================
+// Entry Actions
+// ============================================
+
+export async function createOrUpdateWeatherEntry(
+  sessionId: string,
+  data: {
+    performanceEmoji?: string | null;
+    moralEmoji?: string | null;
+    fluxEmoji?: string | null;
+    valueCreationEmoji?: string | null;
+    notes?: string | null;
+  }
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weatherService.canEditWeatherSession(sessionId, authSession.user.id);
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    const entry = await weatherService.createOrUpdateWeatherEntry(sessionId, authSession.user.id, data);
+
+    // Emit event for real-time sync
+    const eventType = entry.createdAt.getTime() === entry.updatedAt.getTime() ? 'ENTRY_CREATED' : 'ENTRY_UPDATED';
+    await weatherService.createWeatherSessionEvent(
+      sessionId,
+      authSession.user.id,
+      eventType,
+      {
+        entryId: entry.id,
+        userId: entry.userId,
+        ...data,
+      }
+    );
+
+    revalidatePath(`/weather/${sessionId}`);
+    return { success: true, data: entry };
+  } catch (error) {
+    console.error('Error creating/updating weather entry:', error);
+    return { success: false, error: 'Erreur lors de la sauvegarde' };
+  }
+}
+
+export async function deleteWeatherEntry(sessionId: string) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weatherService.canEditWeatherSession(sessionId, authSession.user.id);
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    await weatherService.deleteWeatherEntry(sessionId, authSession.user.id);
+
+    // Emit event for real-time sync
+    await weatherService.createWeatherSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'ENTRY_DELETED',
+      { userId: authSession.user.id }
+    );
+
+    revalidatePath(`/weather/${sessionId}`);
+    return { success: true };
+  } catch (error) {
+    console.error('Error deleting weather entry:', error);
+    return { success: false, error: 'Erreur lors de la suppression' };
+  }
+}
+
+// ============================================
+// Sharing Actions
+// ============================================
+
+export async function shareWeatherSession(
+  sessionId: string,
+  targetEmail: string,
+  role: 'VIEWER' | 'EDITOR' = 'EDITOR'
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    const share = await weatherService.shareWeatherSession(
+      sessionId,
+      authSession.user.id,
+      targetEmail,
+      role
+    );
+    revalidatePath(`/weather/${sessionId}`);
+    return { success: true, data: share };
+  } catch (error) {
+    console.error('Error sharing weather session:', error);
+    const message = error instanceof Error ? error.message : 'Erreur lors du partage';
+    return { success: false, error: message };
+  }
+}
+
+export async function shareWeatherSessionToTeam(
+  sessionId: string,
+  teamId: string,
+  role: 'VIEWER' | 'EDITOR' = 'EDITOR'
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    const shares = await weatherService.shareWeatherSessionToTeam(
+      sessionId,
+      authSession.user.id,
+      teamId,
+      role
+    );
+    revalidatePath(`/weather/${sessionId}`);
+    return { success: true, data: shares };
+  } catch (error) {
+    console.error('Error sharing weather session to team:', error);
+    const message = error instanceof Error ? error.message : 'Erreur lors du partage à l\'équipe';
+    return { success: false, error: message };
+  }
+}
+
+export async function removeWeatherShare(sessionId: string, shareUserId: string) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    await weatherService.removeWeatherShare(sessionId, authSession.user.id, shareUserId);
+    revalidatePath(`/weather/${sessionId}`);
+    return { success: true };
+  } catch (error) {
+    console.error('Error removing weather share:', error);
+    return { success: false, error: 'Erreur lors de la suppression du partage' };
+  }
+}

src/actions/weekly-checkin.ts

@@ -0,0 +1,333 @@
+'use server';
+
+import { revalidatePath } from 'next/cache';
+import { auth } from '@/lib/auth';
+import * as weeklyCheckInService from '@/services/weekly-checkin';
+import type { WeeklyCheckInCategory, Emotion } from '@prisma/client';
+
+// ============================================
+// Session Actions
+// ============================================
+
+export async function createWeeklyCheckInSession(data: {
+  title: string;
+  participant: string;
+  date?: Date;
+}) {
+  const session = await auth();
+  if (!session?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    const weeklyCheckInSession = await weeklyCheckInService.createWeeklyCheckInSession(
+      session.user.id,
+      data
+    );
+    revalidatePath('/weekly-checkin');
+    revalidatePath('/sessions');
+    return { success: true, data: weeklyCheckInSession };
+  } catch (error) {
+    console.error('Error creating weekly check-in session:', error);
+    return { success: false, error: 'Erreur lors de la création' };
+  }
+}
+
+export async function updateWeeklyCheckInSession(
+  sessionId: string,
+  data: { title?: string; participant?: string; date?: Date }
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    await weeklyCheckInService.updateWeeklyCheckInSession(sessionId, authSession.user.id, data);
+
+    // Emit event for real-time sync
+    await weeklyCheckInService.createWeeklyCheckInSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'SESSION_UPDATED',
+      data
+    );
+
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    revalidatePath('/weekly-checkin');
+    revalidatePath('/sessions');
+    return { success: true };
+  } catch (error) {
+    console.error('Error updating weekly check-in session:', error);
+    return { success: false, error: 'Erreur lors de la mise à jour' };
+  }
+}
+
+export async function deleteWeeklyCheckInSession(sessionId: string) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    await weeklyCheckInService.deleteWeeklyCheckInSession(sessionId, authSession.user.id);
+    revalidatePath('/weekly-checkin');
+    revalidatePath('/sessions');
+    return { success: true };
+  } catch (error) {
+    console.error('Error deleting weekly check-in session:', error);
+    return { success: false, error: 'Erreur lors de la suppression' };
+  }
+}
+
+// ============================================
+// Item Actions
+// ============================================
+
+export async function createWeeklyCheckInItem(
+  sessionId: string,
+  data: { content: string; category: WeeklyCheckInCategory; emotion?: Emotion }
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weeklyCheckInService.canEditWeeklyCheckInSession(
+    sessionId,
+    authSession.user.id
+  );
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    const item = await weeklyCheckInService.createWeeklyCheckInItem(sessionId, data);
+
+    // Emit event for real-time sync
+    await weeklyCheckInService.createWeeklyCheckInSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'ITEM_CREATED',
+      {
+        itemId: item.id,
+        content: item.content,
+        category: item.category,
+        emotion: item.emotion,
+      }
+    );
+
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true, data: item };
+  } catch (error) {
+    console.error('Error creating weekly check-in item:', error);
+    return { success: false, error: 'Erreur lors de la création' };
+  }
+}
+
+export async function updateWeeklyCheckInItem(
+  itemId: string,
+  sessionId: string,
+  data: { content?: string; category?: WeeklyCheckInCategory; emotion?: Emotion }
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weeklyCheckInService.canEditWeeklyCheckInSession(
+    sessionId,
+    authSession.user.id
+  );
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    const item = await weeklyCheckInService.updateWeeklyCheckInItem(itemId, data);
+
+    // Emit event for real-time sync
+    await weeklyCheckInService.createWeeklyCheckInSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'ITEM_UPDATED',
+      {
+        itemId: item.id,
+        ...data,
+      }
+    );
+
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true, data: item };
+  } catch (error) {
+    console.error('Error updating weekly check-in item:', error);
+    return { success: false, error: 'Erreur lors de la mise à jour' };
+  }
+}
+
+export async function deleteWeeklyCheckInItem(itemId: string, sessionId: string) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weeklyCheckInService.canEditWeeklyCheckInSession(
+    sessionId,
+    authSession.user.id
+  );
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    await weeklyCheckInService.deleteWeeklyCheckInItem(itemId);
+
+    // Emit event for real-time sync
+    await weeklyCheckInService.createWeeklyCheckInSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'ITEM_DELETED',
+      { itemId }
+    );
+
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true };
+  } catch (error) {
+    console.error('Error deleting weekly check-in item:', error);
+    return { success: false, error: 'Erreur lors de la suppression' };
+  }
+}
+
+export async function moveWeeklyCheckInItem(
+  itemId: string,
+  sessionId: string,
+  newCategory: WeeklyCheckInCategory,
+  newOrder: number
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weeklyCheckInService.canEditWeeklyCheckInSession(
+    sessionId,
+    authSession.user.id
+  );
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    await weeklyCheckInService.moveWeeklyCheckInItem(itemId, newCategory, newOrder);
+
+    // Emit event for real-time sync
+    await weeklyCheckInService.createWeeklyCheckInSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'ITEM_MOVED',
+      {
+        itemId,
+        category: newCategory,
+        order: newOrder,
+      }
+    );
+
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true };
+  } catch (error) {
+    console.error('Error moving weekly check-in item:', error);
+    return { success: false, error: 'Erreur lors du déplacement' };
+  }
+}
+
+export async function reorderWeeklyCheckInItems(
+  sessionId: string,
+  category: WeeklyCheckInCategory,
+  itemIds: string[]
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  // Check edit permission
+  const canEdit = await weeklyCheckInService.canEditWeeklyCheckInSession(
+    sessionId,
+    authSession.user.id
+  );
+  if (!canEdit) {
+    return { success: false, error: 'Permission refusée' };
+  }
+
+  try {
+    await weeklyCheckInService.reorderWeeklyCheckInItems(sessionId, category, itemIds);
+
+    // Emit event for real-time sync
+    await weeklyCheckInService.createWeeklyCheckInSessionEvent(
+      sessionId,
+      authSession.user.id,
+      'ITEMS_REORDERED',
+      { category, itemIds }
+    );
+
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true };
+  } catch (error) {
+    console.error('Error reordering weekly check-in items:', error);
+    return { success: false, error: 'Erreur lors du réordonnancement' };
+  }
+}
+
+// ============================================
+// Sharing Actions
+// ============================================
+
+export async function shareWeeklyCheckInSession(
+  sessionId: string,
+  targetEmail: string,
+  role: 'VIEWER' | 'EDITOR' = 'EDITOR'
+) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    const share = await weeklyCheckInService.shareWeeklyCheckInSession(
+      sessionId,
+      authSession.user.id,
+      targetEmail,
+      role
+    );
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true, data: share };
+  } catch (error) {
+    console.error('Error sharing weekly check-in session:', error);
+    const message = error instanceof Error ? error.message : 'Erreur lors du partage';
+    return { success: false, error: message };
+  }
+}
+
+export async function removeWeeklyCheckInShare(sessionId: string, shareUserId: string) {
+  const authSession = await auth();
+  if (!authSession?.user?.id) {
+    return { success: false, error: 'Non autorisé' };
+  }
+
+  try {
+    await weeklyCheckInService.removeWeeklyCheckInShare(
+      sessionId,
+      authSession.user.id,
+      shareUserId
+    );
+    revalidatePath(`/weekly-checkin/${sessionId}`);
+    return { success: true };
+  } catch (error) {
+    console.error('Error removing weekly check-in share:', error);
+    return { success: false, error: 'Erreur lors de la suppression du partage' };
+  }
+}

src/app/api/okrs/[id]/key-results/[krId]/route.ts

@@ -0,0 +1,60 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { updateKeyResult } from '@/services/okrs';
+import { getOKR } from '@/services/okrs';
+import { isTeamMember, isTeamAdmin } from '@/services/teams';
+
+export async function PATCH(
+  request: Request,
+  { params }: { params: Promise<{ id: string; krId: string }> }
+) {
+  try {
+    const { id, krId } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    // Get OKR to check permissions
+    const okr = await getOKR(id);
+    if (!okr) {
+      return NextResponse.json({ error: 'OKR non trouvé' }, { status: 404 });
+    }
+
+    // Check if user is a member of the team
+    const isMember = await isTeamMember(okr.teamMember.team.id, session.user.id);
+    if (!isMember) {
+      return NextResponse.json({ error: 'Accès refusé' }, { status: 403 });
+    }
+
+    // Check if user is admin or the concerned member
+    const isAdmin = await isTeamAdmin(okr.teamMember.team.id, session.user.id);
+    const isConcernedMember = okr.teamMember.userId === session.user.id;
+
+    if (!isAdmin && !isConcernedMember) {
+      return NextResponse.json(
+        { error: 'Seuls les administrateurs et le membre concerné peuvent mettre à jour les Key Results' },
+        { status: 403 }
+      );
+    }
+
+    const body = await request.json();
+    const { currentValue, notes } = body;
+
+    if (currentValue === undefined) {
+      return NextResponse.json({ error: 'Valeur actuelle requise' }, { status: 400 });
+    }
+
+    const updated = await updateKeyResult(krId, Number(currentValue), notes || null);
+
+    return NextResponse.json(updated);
+  } catch (error) {
+    console.error('Error updating key result:', error);
+    const errorMessage = error instanceof Error ? error.message : 'Erreur lors de la mise à jour du Key Result';
+    return NextResponse.json(
+      { error: errorMessage },
+      { status: 500 }
+    );
+  }
+}

src/app/api/okrs/[id]/route.ts

@@ -0,0 +1,144 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { getOKR, updateOKR, deleteOKR } from '@/services/okrs';
+import { isTeamMember, isTeamAdmin } from '@/services/teams';
+import type { UpdateOKRInput } from '@/lib/types';
+
+export async function GET(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const okr = await getOKR(id);
+
+    if (!okr) {
+      return NextResponse.json({ error: 'OKR non trouvé' }, { status: 404 });
+    }
+
+    // Check if user is a member of the team
+    const isMember = await isTeamMember(okr.teamMember.team.id, session.user.id);
+    if (!isMember) {
+      return NextResponse.json({ error: 'Accès refusé' }, { status: 403 });
+    }
+
+    // Check permissions
+    const isAdmin = await isTeamAdmin(okr.teamMember.team.id, session.user.id);
+    const isConcernedMember = okr.teamMember.userId === session.user.id;
+
+    return NextResponse.json({
+      ...okr,
+      permissions: {
+        isAdmin,
+        isConcernedMember,
+        canEdit: isAdmin || isConcernedMember,
+        canDelete: isAdmin,
+      },
+    });
+  } catch (error) {
+    console.error('Error fetching OKR:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la récupération de l\'OKR' },
+      { status: 500 }
+    );
+  }
+}
+
+export async function PATCH(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const okr = await getOKR(id);
+    if (!okr) {
+      return NextResponse.json({ error: 'OKR non trouvé' }, { status: 404 });
+    }
+
+    // Check if user is admin of the team or the concerned member
+    const isAdmin = await isTeamAdmin(okr.teamMember.team.id, session.user.id);
+    const isConcernedMember = okr.teamMember.userId === session.user.id;
+    if (!isAdmin && !isConcernedMember) {
+      return NextResponse.json({ error: 'Seuls les administrateurs et le membre concerné peuvent modifier les OKRs' }, { status: 403 });
+    }
+
+    const body: UpdateOKRInput & { 
+      startDate?: string; 
+      endDate?: string;
+      keyResultsUpdates?: {
+        create?: Array<{ title: string; targetValue: number; unit: string; order: number }>;
+        update?: Array<{ id: string; title?: string; targetValue?: number; unit?: string; order?: number }>;
+        delete?: string[];
+      };
+    } = await request.json();
+    
+    // Convert date strings to Date objects if provided
+    const updateData: UpdateOKRInput = { ...body };
+    if (body.startDate) {
+      updateData.startDate = new Date(body.startDate);
+    }
+    if (body.endDate) {
+      updateData.endDate = new Date(body.endDate);
+    }
+
+    // Remove keyResultsUpdates from updateData as it's not part of UpdateOKRInput
+    const { keyResultsUpdates, ...okrUpdateData } = body;
+    const finalUpdateData: UpdateOKRInput = { ...okrUpdateData };
+    if (finalUpdateData.startDate && typeof finalUpdateData.startDate === 'string') {
+      finalUpdateData.startDate = new Date(finalUpdateData.startDate);
+    }
+    if (finalUpdateData.endDate && typeof finalUpdateData.endDate === 'string') {
+      finalUpdateData.endDate = new Date(finalUpdateData.endDate);
+    }
+
+    const updated = await updateOKR(id, finalUpdateData, keyResultsUpdates);
+
+    return NextResponse.json(updated);
+  } catch (error) {
+    console.error('Error updating OKR:', error);
+    const errorMessage = error instanceof Error ? error.message : 'Erreur lors de la mise à jour de l\'OKR';
+    return NextResponse.json(
+      { error: errorMessage },
+      { status: 500 }
+    );
+  }
+}
+
+export async function DELETE(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const okr = await getOKR(id);
+    if (!okr) {
+      return NextResponse.json({ error: 'OKR non trouvé' }, { status: 404 });
+    }
+
+    // Check if user is admin of the team
+    const isAdmin = await isTeamAdmin(okr.teamMember.team.id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json({ error: 'Seuls les administrateurs peuvent supprimer les OKRs' }, { status: 403 });
+    }
+
+    await deleteOKR(id);
+
+    return NextResponse.json({ success: true });
+  } catch (error) {
+    console.error('Error deleting OKR:', error);
+    const errorMessage = error instanceof Error ? error.message : 'Erreur lors de la suppression de l\'OKR';
+    return NextResponse.json(
+      { error: errorMessage },
+      { status: 500 }
+    );
+  }
+}

src/app/api/okrs/route.ts

@@ -0,0 +1,74 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { createOKR } from '@/services/okrs';
+import { getTeamMemberById, isTeamAdmin } from '@/services/teams';
+import type { CreateOKRInput, CreateKeyResultInput } from '@/lib/types';
+
+export async function POST(request: Request) {
+  try {
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const body = await request.json();
+    const { teamMemberId, objective, description, period, startDate, endDate, keyResults } =
+      body as CreateOKRInput & {
+        startDate: string | Date;
+        endDate: string | Date;
+      };
+
+    if (!teamMemberId || !objective || !period || !startDate || !endDate || !keyResults) {
+      return NextResponse.json({ error: 'Champs requis manquants' }, { status: 400 });
+    }
+
+    // Get team member to check permissions
+    const teamMember = await getTeamMemberById(teamMemberId);
+    if (!teamMember) {
+      return NextResponse.json({ error: "Membre de l'équipe non trouvé" }, { status: 404 });
+    }
+
+    // Check if user is admin of the team
+    const isAdmin = await isTeamAdmin(teamMember.team.id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json(
+        { error: 'Seuls les administrateurs peuvent créer des OKRs' },
+        { status: 403 }
+      );
+    }
+
+    // Convert dates to Date objects if they are strings
+    const startDateObj = startDate instanceof Date ? startDate : new Date(startDate);
+    const endDateObj = endDate instanceof Date ? endDate : new Date(endDate);
+
+    // Validate dates
+    if (isNaN(startDateObj.getTime()) || isNaN(endDateObj.getTime())) {
+      return NextResponse.json({ error: 'Dates invalides' }, { status: 400 });
+    }
+
+    // Ensure all key results have a unit and order
+    const keyResultsWithUnit = keyResults.map((kr: CreateKeyResultInput, index: number) => ({
+      ...kr,
+      unit: kr.unit || '%',
+      order: kr.order !== undefined ? kr.order : index,
+    }));
+
+    const okr = await createOKR(
+      teamMemberId,
+      objective,
+      description || null,
+      period,
+      startDateObj,
+      endDateObj,
+      keyResultsWithUnit
+    );
+
+    return NextResponse.json(okr, { status: 201 });
+  } catch (error) {
+    console.error('Error creating OKR:', error);
+    const errorMessage =
+      error instanceof Error ? error.message : "Erreur lors de la création de l'OKR";
+    return NextResponse.json({ error: errorMessage }, { status: 500 });
+  }
+}

src/app/api/teams/[id]/members/route.ts

@@ -0,0 +1,108 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { addTeamMember, removeTeamMember, updateMemberRole, isTeamAdmin } from '@/services/teams';
+import type { AddTeamMemberInput, UpdateMemberRoleInput } from '@/lib/types';
+
+export async function POST(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    // Check if user is admin
+    const isAdmin = await isTeamAdmin(id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json({ error: 'Seuls les administrateurs peuvent ajouter des membres' }, { status: 403 });
+    }
+
+    const body: AddTeamMemberInput = await request.json();
+    const { userId, role } = body;
+
+    if (!userId) {
+      return NextResponse.json({ error: 'ID utilisateur requis' }, { status: 400 });
+    }
+
+    const member = await addTeamMember(id, userId, role || 'MEMBER');
+
+    return NextResponse.json(member, { status: 201 });
+  } catch (error) {
+    console.error('Error adding team member:', error);
+    const errorMessage = error instanceof Error ? error.message : 'Erreur lors de l\'ajout du membre';
+    return NextResponse.json(
+      { error: errorMessage },
+      { status: 500 }
+    );
+  }
+}
+
+export async function PATCH(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    // Check if user is admin
+    const isAdmin = await isTeamAdmin(id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json({ error: 'Seuls les administrateurs peuvent modifier les rôles' }, { status: 403 });
+    }
+
+    const body: UpdateMemberRoleInput & { userId: string } = await request.json();
+    const { userId, role } = body;
+
+    if (!userId || !role) {
+      return NextResponse.json({ error: 'ID utilisateur et rôle requis' }, { status: 400 });
+    }
+
+    const member = await updateMemberRole(id, userId, role);
+
+    return NextResponse.json(member);
+  } catch (error) {
+    console.error('Error updating member role:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la mise à jour du rôle' },
+      { status: 500 }
+    );
+  }
+}
+
+export async function DELETE(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    // Check if user is admin
+    const isAdmin = await isTeamAdmin(id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json({ error: 'Seuls les administrateurs peuvent retirer des membres' }, { status: 403 });
+    }
+
+    const { searchParams } = new URL(request.url);
+    const userId = searchParams.get('userId');
+
+    if (!userId) {
+      return NextResponse.json({ error: 'ID utilisateur requis' }, { status: 400 });
+    }
+
+    await removeTeamMember(id, userId);
+
+    return NextResponse.json({ success: true });
+  } catch (error) {
+    console.error('Error removing team member:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la suppression du membre' },
+      { status: 500 }
+    );
+  }
+}
+

src/app/api/teams/[id]/route.ts

@@ -0,0 +1,91 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { getTeam, updateTeam, deleteTeam, isTeamAdmin, isTeamMember } from '@/services/teams';
+import type { UpdateTeamInput } from '@/lib/types';
+
+export async function GET(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const team = await getTeam(id);
+
+    if (!team) {
+      return NextResponse.json({ error: 'Équipe non trouvée' }, { status: 404 });
+    }
+
+    // Check if user is a member
+    const isMember = await isTeamMember(id, session.user.id);
+    if (!isMember) {
+      return NextResponse.json({ error: 'Accès refusé' }, { status: 403 });
+    }
+
+    return NextResponse.json(team);
+  } catch (error) {
+    console.error('Error fetching team:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la récupération de l\'équipe' },
+      { status: 500 }
+    );
+  }
+}
+
+export async function PATCH(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    // Check if user is admin
+    const isAdmin = await isTeamAdmin(id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json({ error: 'Seuls les administrateurs peuvent modifier l\'équipe' }, { status: 403 });
+    }
+
+    const body: UpdateTeamInput = await request.json();
+    const team = await updateTeam(id, body);
+
+    return NextResponse.json(team);
+  } catch (error) {
+    console.error('Error updating team:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la mise à jour de l\'équipe' },
+      { status: 500 }
+    );
+  }
+}
+
+export async function DELETE(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params;
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    // Check if user is admin
+    const isAdmin = await isTeamAdmin(id, session.user.id);
+    if (!isAdmin) {
+      return NextResponse.json({ error: 'Seuls les administrateurs peuvent supprimer l\'équipe' }, { status: 403 });
+    }
+
+    await deleteTeam(id);
+
+    return NextResponse.json({ success: true });
+  } catch (error) {
+    console.error('Error deleting team:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la suppression de l\'équipe' },
+      { status: 500 }
+    );
+  }
+}
+

src/app/api/teams/route.ts

@@ -0,0 +1,52 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { getUserTeams, createTeam } from '@/services/teams';
+import type { CreateTeamInput } from '@/lib/types';
+
+export async function GET() {
+  try {
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const teams = await getUserTeams(session.user.id);
+
+    return NextResponse.json(teams);
+  } catch (error) {
+    console.error('Error fetching teams:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la récupération des équipes' },
+      { status: 500 }
+    );
+  }
+}
+
+export async function POST(request: Request) {
+  try {
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const body: CreateTeamInput = await request.json();
+    const { name, description } = body;
+
+    if (!name) {
+      return NextResponse.json({ error: 'Le nom de l\'équipe est requis' }, { status: 400 });
+    }
+
+    const team = await createTeam(name, description || null, session.user.id);
+
+    return NextResponse.json(team, { status: 201 });
+  } catch (error) {
+    console.error('Error creating team:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la création de l\'équipe' },
+      { status: 500 }
+    );
+  }
+}
+

src/app/api/users/route.ts

@@ -0,0 +1,33 @@
+import { NextResponse } from 'next/server';
+import { auth } from '@/lib/auth';
+import { prisma } from '@/services/database';
+
+export async function GET() {
+  try {
+    const session = await auth();
+
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Non autorisé' }, { status: 401 });
+    }
+
+    const users = await prisma.user.findMany({
+      select: {
+        id: true,
+        email: true,
+        name: true,
+      },
+      orderBy: {
+        createdAt: 'desc',
+      },
+    });
+
+    return NextResponse.json(users);
+  } catch (error) {
+    console.error('Error fetching users:', error);
+    return NextResponse.json(
+      { error: 'Erreur lors de la récupération des utilisateurs' },
+      { status: 500 }
+    );
+  }
+}
+

src/app/api/weather/[id]/subscribe/route.ts

@@ -0,0 +1,122 @@
+import { auth } from '@/lib/auth';
+import {
+  canAccessWeatherSession,
+  getWeatherSessionEvents,
+} from '@/services/weather';
+
+export const dynamic = 'force-dynamic';
+
+// Store active connections per session
+const connections = new Map<string, Set<ReadableStreamDefaultController>>();
+
+export async function GET(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  const { id: sessionId } = await params;
+  const session = await auth();
+
+  if (!session?.user?.id) {
+    return new Response('Unauthorized', { status: 401 });
+  }
+
+  // Check access
+  const hasAccess = await canAccessWeatherSession(sessionId, session.user.id);
+  if (!hasAccess) {
+    return new Response('Forbidden', { status: 403 });
+  }
+
+  const userId = session.user.id;
+  let lastEventTime = new Date();
+  let controller: ReadableStreamDefaultController;
+
+  const stream = new ReadableStream({
+    start(ctrl) {
+      controller = ctrl;
+
+      // Register connection
+      if (!connections.has(sessionId)) {
+        connections.set(sessionId, new Set());
+      }
+      connections.get(sessionId)!.add(controller);
+
+      // Send initial ping
+      const encoder = new TextEncoder();
+      controller.enqueue(
+        encoder.encode(`data: ${JSON.stringify({ type: 'connected', userId })}\n\n`)
+      );
+    },
+    cancel() {
+      // Remove connection on close
+      connections.get(sessionId)?.delete(controller);
+      if (connections.get(sessionId)?.size === 0) {
+        connections.delete(sessionId);
+      }
+    },
+  });
+
+  // Poll for new events (simple approach, works with any DB)
+  const pollInterval = setInterval(async () => {
+    try {
+      const events = await getWeatherSessionEvents(sessionId, lastEventTime);
+      if (events.length > 0) {
+        const encoder = new TextEncoder();
+        for (const event of events) {
+          // Don't send events to the user who created them
+          if (event.userId !== userId) {
+            controller.enqueue(
+              encoder.encode(
+                `data: ${JSON.stringify({
+                  type: event.type,
+                  payload: JSON.parse(event.payload),
+                  userId: event.userId,
+                  user: event.user,
+                  timestamp: event.createdAt,
+                })}\n\n`
+              )
+            );
+          }
+          lastEventTime = event.createdAt;
+        }
+      }
+    } catch {
+      // Connection might be closed
+      clearInterval(pollInterval);
+    }
+  }, 1000); // Poll every second
+
+  // Cleanup on abort
+  request.signal.addEventListener('abort', () => {
+    clearInterval(pollInterval);
+  });
+
+  return new Response(stream, {
+    headers: {
+      'Content-Type': 'text/event-stream',
+      'Cache-Control': 'no-cache',
+      Connection: 'keep-alive',
+    },
+  });
+}
+
+// Helper to broadcast to all connections (called from actions)
+export function broadcastToWeatherSession(sessionId: string, event: object) {
+  const sessionConnections = connections.get(sessionId);
+  if (!sessionConnections || sessionConnections.size === 0) {
+    return;
+  }
+
+  const encoder = new TextEncoder();
+  const message = encoder.encode(`data: ${JSON.stringify(event)}\n\n`);
+
+  for (const controller of sessionConnections) {
+    try {
+      controller.enqueue(message);
+    } catch {
+      // Connection might be closed, remove it
+      sessionConnections.delete(controller);
+    }
+  }
+
+  // Clean up empty sets
+  if (sessionConnections.size === 0) {
+    connections.delete(sessionId);
+  }
+}

src/app/api/weekly-checkin/[id]/subscribe/route.ts

@@ -0,0 +1,122 @@
+import { auth } from '@/lib/auth';
+import {
+  canAccessWeeklyCheckInSession,
+  getWeeklyCheckInSessionEvents,
+} from '@/services/weekly-checkin';
+
+export const dynamic = 'force-dynamic';
+
+// Store active connections per session
+const connections = new Map<string, Set<ReadableStreamDefaultController>>();
+
+export async function GET(request: Request, { params }: { params: Promise<{ id: string }> }) {
+  const { id: sessionId } = await params;
+  const session = await auth();
+
+  if (!session?.user?.id) {
+    return new Response('Unauthorized', { status: 401 });
+  }
+
+  // Check access
+  const hasAccess = await canAccessWeeklyCheckInSession(sessionId, session.user.id);
+  if (!hasAccess) {
+    return new Response('Forbidden', { status: 403 });
+  }
+
+  const userId = session.user.id;
+  let lastEventTime = new Date();
+  let controller: ReadableStreamDefaultController;
+
+  const stream = new ReadableStream({
+    start(ctrl) {
+      controller = ctrl;
+
+      // Register connection
+      if (!connections.has(sessionId)) {
+        connections.set(sessionId, new Set());
+      }
+      connections.get(sessionId)!.add(controller);
+
+      // Send initial ping
+      const encoder = new TextEncoder();
+      controller.enqueue(
+        encoder.encode(`data: ${JSON.stringify({ type: 'connected', userId })}\n\n`)
+      );
+    },
+    cancel() {
+      // Remove connection on close
+      connections.get(sessionId)?.delete(controller);
+      if (connections.get(sessionId)?.size === 0) {
+        connections.delete(sessionId);
+      }
+    },
+  });
+
+  // Poll for new events (simple approach, works with any DB)
+  const pollInterval = setInterval(async () => {
+    try {
+      const events = await getWeeklyCheckInSessionEvents(sessionId, lastEventTime);
+      if (events.length > 0) {
+        const encoder = new TextEncoder();
+        for (const event of events) {
+          // Don't send events to the user who created them
+          if (event.userId !== userId) {
+            controller.enqueue(
+              encoder.encode(
+                `data: ${JSON.stringify({
+                  type: event.type,
+                  payload: JSON.parse(event.payload),
+                  userId: event.userId,
+                  user: event.user,
+                  timestamp: event.createdAt,
+                })}\n\n`
+              )
+            );
+          }
+          lastEventTime = event.createdAt;
+        }
+      }
+    } catch {
+      // Connection might be closed
+      clearInterval(pollInterval);
+    }
+  }, 1000); // Poll every second
+
+  // Cleanup on abort
+  request.signal.addEventListener('abort', () => {
+    clearInterval(pollInterval);
+  });
+
+  return new Response(stream, {
+    headers: {
+      'Content-Type': 'text/event-stream',
+      'Cache-Control': 'no-cache',
+      Connection: 'keep-alive',
+    },
+  });
+}
+
+// Helper to broadcast to all connections (called from actions)
+export function broadcastToWeeklyCheckInSession(sessionId: string, event: object) {
+  const sessionConnections = connections.get(sessionId);
+  if (!sessionConnections || sessionConnections.size === 0) {
+    return;
+  }
+
+  const encoder = new TextEncoder();
+  const message = encoder.encode(`data: ${JSON.stringify(event)}\n\n`);
+
+  for (const controller of sessionConnections) {
+    try {
+      controller.enqueue(message);
+    } catch {
+      // Connection might be closed, remove it
+      sessionConnections.delete(controller);
+    }
+  }
+
+  // Clean up empty sets
+  if (sessionConnections.size === 0) {
+    connections.delete(sessionId);
+  }
+}

src/app/globals.css

@@ -39,6 +39,7 @@
   /* Accent Colors */
   --accent: #8b5cf6;
   --accent-hover: #7c3aed;
+  --purple: #8b5cf6;
 
   /* Status */
   --success: #059669;
@@ -103,6 +104,7 @@
   /* Accent Colors */
   --accent: #a78bfa;
   --accent-hover: #c4b5fd;
+  --purple: #a78bfa;
 
   /* Status (softened) */
   --success: #4ade80;

src/app/objectives/page.tsx

@@ -0,0 +1,65 @@
+import { auth } from '@/lib/auth';
+import { redirect } from 'next/navigation';
+import Link from 'next/link';
+import { getUserOKRs } from '@/services/okrs';
+import { Card } from '@/components/ui';
+import { ObjectivesList } from '@/components/okrs/ObjectivesList';
+import { comparePeriods } from '@/lib/okr-utils';
+
+export default async function ObjectivesPage() {
+  const session = await auth();
+
+  if (!session?.user?.id) {
+    redirect('/login');
+  }
+
+  const okrs = await getUserOKRs(session.user.id);
+
+  // Group OKRs by period
+  const okrsByPeriod = okrs.reduce(
+    (acc, okr) => {
+      const period = okr.period;
+      if (!acc[period]) {
+        acc[period] = [];
+      }
+      acc[period].push(okr);
+      return acc;
+    },
+    {} as Record<string, typeof okrs>
+  );
+
+  const periods = Object.keys(okrsByPeriod).sort(comparePeriods);
+
+  return (
+    <main className="mx-auto max-w-7xl px-4 py-8">
+      {/* Header */}
+      <div className="mb-8">
+        <h1 className="text-3xl font-bold text-foreground flex items-center gap-2">
+          <span className="text-3xl">🎯</span>
+          Mes Objectifs
+        </h1>
+        <p className="mt-2 text-muted">
+          Suivez la progression de vos OKRs à travers toutes vos équipes
+        </p>
+      </div>
+
+      {okrs.length === 0 ? (
+        <Card className="p-12 text-center">
+          <div className="text-5xl mb-4">🎯</div>
+          <h3 className="text-xl font-semibold text-foreground mb-2">Aucun OKR défini</h3>
+          <p className="text-muted mb-6">
+            Vous n&apos;avez pas encore d&apos;OKR défini. Contactez un administrateur d&apos;équipe
+            pour en créer.
+          </p>
+          <Link href="/teams">
+            <span className="inline-block rounded-lg bg-[var(--purple)] px-4 py-2 text-white hover:opacity-90">
+              Voir mes équipes
+            </span>
+          </Link>
+        </Card>
+      ) : (
+        <ObjectivesList okrsByPeriod={okrsByPeriod} periods={periods} />
+      )}
+    </main>
+  );
+}

src/app/page.tsx

@@ -68,6 +68,38 @@ export default function Home() {
               accentColor="#f59e0b"
               newHref="/year-review/new"
             />
+
+            {/* Weekly Check-in Workshop Card */}
+            <WorkshopCard
+              href="/sessions?tab=weekly-checkin"
+              icon="📝"
+              title="Weekly Check-in"
+              tagline="Le point hebdomadaire avec vos collaborateurs"
+              description="Chaque semaine, faites le point avec vos collaborateurs sur ce qui s'est bien passé, ce qui s'est mal passé, les enjeux du moment et les prochains enjeux."
+              features={[
+                '4 catégories : Bien passé, Mal passé, Enjeux du moment, Prochains enjeux',
+                'Ajout d\'émotions à chaque item (fierté, joie, frustration, etc.)',
+                'Suivi hebdomadaire régulier',
+              ]}
+              accentColor="#10b981"
+              newHref="/weekly-checkin/new"
+            />
+
+            {/* Weather Workshop Card */}
+            <WorkshopCard
+              href="/sessions?tab=weather"
+              icon="🌤️"
+              title="Météo"
+              tagline="Votre état en un coup d'œil"
+              description="Créez votre météo personnelle sur 4 axes clés (Performance, Moral, Flux, Création de valeur) et partagez-la avec votre équipe pour une meilleure visibilité de votre état."
+              features={[
+                '4 axes : Performance, Moral, Flux, Création de valeur',
+                'Emojis météo pour exprimer votre état visuellement',
+                'Notes globales pour détailler votre ressenti',
+              ]}
+              accentColor="#3b82f6"
+              newHref="/weather/new"
+            />
           </div>
         </section>
 
@@ -355,6 +387,290 @@ export default function Home() {
           </div>
         </section>
 
+        {/* Weekly Check-in Deep Dive Section */}
+        <section className="mb-16">
+          <div className="flex items-center gap-3 mb-8">
+            <span className="text-4xl">📝</span>
+            <div>
+              <h2 className="text-3xl font-bold text-foreground">Weekly Check-in</h2>
+              <p className="text-green-500 font-medium">Le point hebdomadaire avec vos collaborateurs</p>
+            </div>
+          </div>
+
+          <div className="grid gap-8 lg:grid-cols-2">
+            {/* Why */}
+            <div className="rounded-xl border border-border bg-card p-6">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">💡</span>
+                Pourquoi faire un check-in hebdomadaire ?
+              </h3>
+              <p className="text-muted mb-4">
+                Le Weekly Check-in est un rituel de management qui permet de maintenir un lien régulier
+                avec vos collaborateurs. Il favorise la communication, l&apos;alignement et la détection
+                précoce des problèmes ou opportunités.
+              </p>
+              <ul className="space-y-2 text-sm text-muted">
+                <li className="flex items-start gap-2">
+                  <span className="text-green-500">•</span>
+                  Maintenir un suivi régulier et structuré avec chaque collaborateur
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-green-500">•</span>
+                  Identifier rapidement les points positifs et les difficultés rencontrées
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-green-500">•</span>
+                  Comprendre les priorités et enjeux du moment pour mieux accompagner
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-green-500">•</span>
+                  Créer un espace d&apos;échange ouvert où les émotions peuvent être exprimées
+                </li>
+              </ul>
+            </div>
+
+            {/* The 4 categories */}
+            <div className="rounded-xl border border-border bg-card p-6">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">📋</span>
+                Les 4 catégories du check-in
+              </h3>
+              <div className="space-y-3">
+                <CategoryPill icon="✅" name="Ce qui s'est bien passé" color="#22c55e" description="Les réussites et points positifs" />
+                <CategoryPill icon="⚠️" name="Ce qui s'est mal passé" color="#ef4444" description="Les difficultés et points d'amélioration" />
+                <CategoryPill icon="🎯" name="Enjeux du moment" color="#3b82f6" description="Sur quoi je me concentre actuellement" />
+                <CategoryPill icon="🚀" name="Prochains enjeux" color="#8b5cf6" description="Ce sur quoi je vais me concentrer prochainement" />
+              </div>
+            </div>
+
+            {/* How it works */}
+            <div className="rounded-xl border border-border bg-card p-6 lg:col-span-2">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">⚙️</span>
+                Comment ça marche ?
+              </h3>
+              <div className="grid md:grid-cols-4 gap-4">
+                <StepCard
+                  number={1}
+                  title="Créer le check-in"
+                  description="Créez un nouveau check-in pour la semaine avec votre collaborateur"
+                />
+                <StepCard
+                  number={2}
+                  title="Remplir les catégories"
+                  description="Pour chaque catégorie, ajoutez les éléments pertinents de la semaine"
+                />
+                <StepCard
+                  number={3}
+                  title="Ajouter des émotions"
+                  description="Associez une émotion à chaque item pour mieux exprimer votre ressenti"
+                />
+                <StepCard
+                  number={4}
+                  title="Partager et discuter"
+                  description="Partagez le check-in avec votre collaborateur pour un échange constructif"
+                />
+              </div>
+            </div>
+          </div>
+        </section>
+
+        {/* Weather Deep Dive Section */}
+        <section className="mb-16">
+          <div className="flex items-center gap-3 mb-8">
+            <span className="text-4xl">🌤️</span>
+            <div>
+              <h2 className="text-3xl font-bold text-foreground">Météo</h2>
+              <p className="text-blue-500 font-medium">Votre état en un coup d&apos;œil</p>
+            </div>
+          </div>
+
+          <div className="grid gap-8 lg:grid-cols-2">
+            {/* Why */}
+            <div className="rounded-xl border border-border bg-card p-6">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">💡</span>
+                Pourquoi créer une météo personnelle ?
+              </h3>
+              <p className="text-muted mb-4">
+                La météo est un outil simple et visuel pour exprimer rapidement votre état sur 4 axes clés.
+                En la partageant avec votre équipe, vous créez de la transparence et facilitez la communication
+                sur votre bien-être et votre performance.
+              </p>
+              <ul className="space-y-2 text-sm text-muted">
+                <li className="flex items-start gap-2">
+                  <span className="text-blue-500">•</span>
+                  Exprimer rapidement votre état avec des emojis météo intuitifs
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-blue-500">•</span>
+                  Partager votre météo avec votre équipe pour une meilleure visibilité
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-blue-500">•</span>
+                  Créer un espace de dialogue ouvert sur votre performance et votre moral
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-blue-500">•</span>
+                  Suivre l&apos;évolution de votre état dans le temps
+                </li>
+              </ul>
+            </div>
+
+            {/* The 4 axes */}
+            <div className="rounded-xl border border-border bg-card p-6">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">📋</span>
+                Les 4 axes de la météo
+              </h3>
+              <div className="space-y-3">
+                <CategoryPill icon="☀️" name="Performance" color="#f59e0b" description="Votre performance personnelle et l'atteinte de vos objectifs" />
+                <CategoryPill icon="😊" name="Moral" color="#22c55e" description="Votre moral actuel et votre ressenti" />
+                <CategoryPill icon="🌊" name="Flux" color="#3b82f6" description="Votre flux de travail personnel et les blocages éventuels" />
+                <CategoryPill icon="💎" name="Création de valeur" color="#8b5cf6" description="Votre création de valeur et votre apport" />
+              </div>
+            </div>
+
+            {/* How it works */}
+            <div className="rounded-xl border border-border bg-card p-6 lg:col-span-2">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">⚙️</span>
+                Comment ça marche ?
+              </h3>
+              <div className="grid md:grid-cols-4 gap-4">
+                <StepCard
+                  number={1}
+                  title="Créer votre météo"
+                  description="Créez une nouvelle météo personnelle avec un titre et une date"
+                />
+                <StepCard
+                  number={2}
+                  title="Choisir vos emojis"
+                  description="Pour chaque axe, sélectionnez un emoji météo qui reflète votre état"
+                />
+                <StepCard
+                  number={3}
+                  title="Ajouter des notes"
+                  description="Complétez avec des notes globales pour détailler votre ressenti"
+                />
+                <StepCard
+                  number={4}
+                  title="Partager avec l'équipe"
+                  description="Partagez votre météo avec votre équipe ou une équipe entière pour qu'ils puissent voir votre état"
+                />
+              </div>
+            </div>
+          </div>
+        </section>
+
+        {/* OKRs Deep Dive Section */}
+        <section className="mb-16">
+          <div className="flex items-center gap-3 mb-8">
+            <span className="text-4xl">🎯</span>
+            <div>
+              <h2 className="text-3xl font-bold text-foreground">OKRs & Équipes</h2>
+              <p className="text-purple-500 font-medium">Définissez et suivez les objectifs de votre équipe</p>
+            </div>
+          </div>
+
+          <div className="grid gap-8 lg:grid-cols-2">
+            {/* Why */}
+            <div className="rounded-xl border border-border bg-card p-6">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">💡</span>
+                Pourquoi utiliser les OKRs ?
+              </h3>
+              <p className="text-muted mb-4">
+                Les OKRs (Objectives and Key Results) sont un cadre de gestion d&apos;objectifs qui permet
+                d&apos;aligner les efforts de l&apos;équipe autour d&apos;objectifs communs et mesurables.
+                Cette méthode favorise la transparence, la responsabilisation et la performance collective.
+              </p>
+              <ul className="space-y-2 text-sm text-muted">
+                <li className="flex items-start gap-2">
+                  <span className="text-purple-500">•</span>
+                  Aligner les objectifs individuels avec ceux de l&apos;équipe
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-purple-500">•</span>
+                  Suivre la progression en temps réel avec des métriques claires
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-purple-500">•</span>
+                  Favoriser la transparence et la visibilité des objectifs de chacun
+                </li>
+                <li className="flex items-start gap-2">
+                  <span className="text-purple-500">•</span>
+                  Créer une culture de responsabilisation et de résultats
+                </li>
+              </ul>
+            </div>
+
+            {/* Features */}
+            <div className="rounded-xl border border-border bg-card p-6">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">✨</span>
+                Fonctionnalités principales
+              </h3>
+              <div className="space-y-3">
+                <FeaturePill 
+                  icon="👥" 
+                  name="Gestion d'équipes" 
+                  color="#8b5cf6" 
+                  description="Créez des équipes et gérez les membres avec des rôles admin/membre" 
+                />
+                <FeaturePill 
+                  icon="🎯" 
+                  name="OKRs par période" 
+                  color="#3b82f6" 
+                  description="Définissez des OKRs pour des trimestres ou périodes personnalisées" 
+                />
+                <FeaturePill 
+                  icon="📊" 
+                  name="Key Results mesurables" 
+                  color="#10b981" 
+                  description="Suivez la progression de chaque Key Result avec des valeurs et pourcentages" 
+                />
+                <FeaturePill 
+                  icon="👁️" 
+                  name="Visibilité transparente" 
+                  color="#f59e0b" 
+                  description="Tous les membres de l'équipe peuvent voir les OKRs de chacun" 
+                />
+              </div>
+            </div>
+
+            {/* How it works */}
+            <div className="rounded-xl border border-border bg-card p-6 lg:col-span-2">
+              <h3 className="text-lg font-semibold text-foreground mb-4 flex items-center gap-2">
+                <span className="text-2xl">⚙️</span>
+                Comment ça marche ?
+              </h3>
+              <div className="grid md:grid-cols-4 gap-4">
+                <StepCard
+                  number={1}
+                  title="Créer une équipe"
+                  description="Formez votre équipe et ajoutez les membres avec leurs rôles (admin ou membre)"
+                />
+                <StepCard
+                  number={2}
+                  title="Définir les OKRs"
+                  description="Pour chaque membre, créez un Objectif avec plusieurs Key Results mesurables"
+                />
+                <StepCard
+                  number={3}
+                  title="Suivre la progression"
+                  description="Mettez à jour régulièrement les valeurs des Key Results pour suivre l'avancement"
+                />
+                <StepCard
+                  number={4}
+                  title="Visualiser et analyser"
+                  description="Consultez les OKRs par membre ou en grille, avec les progressions et statuts colorés"
+                />
+              </div>
+            </div>
+          </div>
+        </section>
+
         {/* Benefits Section */}
         <section className="rounded-2xl border border-border bg-card p-8">
           <h2 className="mb-8 text-center text-2xl font-bold text-foreground">
@@ -552,3 +868,30 @@ function CategoryPill({
     </div>
   );
 }
+
+function FeaturePill({
+  icon,
+  name,
+  color,
+  description,
+}: {
+  icon: string;
+  name: string;
+  color: string;
+  description: string;
+}) {
+  return (
+    <div
+      className="flex items-start gap-3 px-4 py-3 rounded-lg"
+      style={{ backgroundColor: `${color}10`, border: `1px solid ${color}30` }}
+    >
+      <span className="text-xl">{icon}</span>
+      <div className="flex-1">
+        <p className="font-semibold text-sm mb-0.5" style={{ color }}>
+          {name}
+        </p>
+        <p className="text-xs text-muted">{description}</p>
+      </div>
+    </div>
+  );
+}

src/app/sessions/WorkshopTabs.tsx

@@ -15,10 +15,20 @@ import {
 import { deleteSwotSession, updateSwotSession } from '@/actions/session';
 import { deleteMotivatorSession, updateMotivatorSession } from '@/actions/moving-motivators';
 import { deleteYearReviewSession, updateYearReviewSession } from '@/actions/year-review';
+import { deleteWeeklyCheckInSession, updateWeeklyCheckInSession } from '@/actions/weekly-checkin';
+import { deleteWeatherSession, updateWeatherSession } from '@/actions/weather';
 
-type WorkshopType = 'all' | 'swot' | 'motivators' | 'year-review' | 'byPerson';
+type WorkshopType = 'all' | 'swot' | 'motivators' | 'year-review' | 'weekly-checkin' | 'weather' | 'byPerson';
 
-const VALID_TABS: WorkshopType[] = ['all', 'swot', 'motivators', 'year-review', 'byPerson'];
+const VALID_TABS: WorkshopType[] = [
+  'all',
+  'swot',
+  'motivators',
+  'year-review',
+  'weekly-checkin',
+  'weather',
+  'byPerson',
+];
 
 interface ShareUser {
   id: string;
@@ -84,12 +94,42 @@ interface YearReviewSession {
   workshopType: 'year-review';
 }
 
-type AnySession = SwotSession | MotivatorSession | YearReviewSession;
+interface WeeklyCheckInSession {
+  id: string;
+  title: string;
+  participant: string;
+  resolvedParticipant: ResolvedCollaborator;
+  date: Date;
+  updatedAt: Date;
+  isOwner: boolean;
+  role: 'OWNER' | 'VIEWER' | 'EDITOR';
+  user: { id: string; name: string | null; email: string };
+  shares: Share[];
+  _count: { items: number };
+  workshopType: 'weekly-checkin';
+}
+
+interface WeatherSession {
+  id: string;
+  title: string;
+  date: Date;
+  updatedAt: Date;
+  isOwner: boolean;
+  role: 'OWNER' | 'VIEWER' | 'EDITOR';
+  user: { id: string; name: string | null; email: string };
+  shares: Share[];
+  _count: { entries: number };
+  workshopType: 'weather';
+}
+
+type AnySession = SwotSession | MotivatorSession | YearReviewSession | WeeklyCheckInSession | WeatherSession;
 
 interface WorkshopTabsProps {
   swotSessions: SwotSession[];
   motivatorSessions: MotivatorSession[];
   yearReviewSessions: YearReviewSession[];
+  weeklyCheckInSessions: WeeklyCheckInSession[];
+  weatherSessions: WeatherSession[];
 }
 
 // Helper to get resolved collaborator from any session
@@ -98,6 +138,19 @@ function getResolvedCollaborator(session: AnySession): ResolvedCollaborator {
     return (session as SwotSession).resolvedCollaborator;
   } else if (session.workshopType === 'year-review') {
     return (session as YearReviewSession).resolvedParticipant;
+  } else if (session.workshopType === 'weekly-checkin') {
+    return (session as WeeklyCheckInSession).resolvedParticipant;
+  } else if (session.workshopType === 'weather') {
+    // For weather sessions, use the owner as the "participant" since it's a personal weather
+    const weatherSession = session as WeatherSession;
+    return {
+      raw: weatherSession.user.name || weatherSession.user.email,
+      matchedUser: {
+        id: weatherSession.user.id,
+        email: weatherSession.user.email,
+        name: weatherSession.user.name,
+      },
+    };
   } else {
     return (session as MotivatorSession).resolvedParticipant;
   }
@@ -141,6 +194,8 @@ export function WorkshopTabs({
   swotSessions,
   motivatorSessions,
   yearReviewSessions,
+  weeklyCheckInSessions,
+  weatherSessions,
 }: WorkshopTabsProps) {
   const searchParams = useSearchParams();
   const router = useRouter();
@@ -165,6 +220,8 @@ export function WorkshopTabs({
     ...swotSessions,
     ...motivatorSessions,
     ...yearReviewSessions,
+    ...weeklyCheckInSessions,
+    ...weatherSessions,
   ].sort((a, b) => new Date(b.updatedAt).getTime() - new Date(a.updatedAt).getTime());
 
   // Filter based on active tab (for non-byPerson tabs)
@@ -175,7 +232,11 @@ export function WorkshopTabs({
         ? swotSessions
         : activeTab === 'motivators'
           ? motivatorSessions
-          : yearReviewSessions;
+          : activeTab === 'year-review'
+            ? yearReviewSessions
+            : activeTab === 'weekly-checkin'
+              ? weeklyCheckInSessions
+              : weatherSessions;
 
   // Separate by ownership
   const ownedSessions = filteredSessions.filter((s) => s.isOwner);
@@ -226,6 +287,20 @@ export function WorkshopTabs({
           label="Year Review"
           count={yearReviewSessions.length}
         />
+        <TabButton
+          active={activeTab === 'weekly-checkin'}
+          onClick={() => setActiveTab('weekly-checkin')}
+          icon="📝"
+          label="Weekly Check-in"
+          count={weeklyCheckInSessions.length}
+        />
+        <TabButton
+          active={activeTab === 'weather'}
+          onClick={() => setActiveTab('weather')}
+          icon="🌤️"
+          label="Météo"
+          count={weatherSessions.length}
+        />
       </div>
 
       {/* Sessions */}
@@ -338,23 +413,43 @@ function SessionCard({ session }: { session: AnySession }) {
       ? (session as SwotSession).collaborator
       : session.workshopType === 'year-review'
         ? (session as YearReviewSession).participant
-        : (session as MotivatorSession).participant
+        : session.workshopType === 'weather'
+          ? ''
+          : (session as MotivatorSession).participant
   );
 
   const isSwot = session.workshopType === 'swot';
   const isYearReview = session.workshopType === 'year-review';
+  const isWeeklyCheckIn = session.workshopType === 'weekly-checkin';
+  const isWeather = session.workshopType === 'weather';
   const href = isSwot
     ? `/sessions/${session.id}`
     : isYearReview
       ? `/year-review/${session.id}`
-      : `/motivators/${session.id}`;
-  const icon = isSwot ? '📊' : isYearReview ? '📅' : '🎯';
+      : isWeeklyCheckIn
+        ? `/weekly-checkin/${session.id}`
+        : isWeather
+          ? `/weather/${session.id}`
+          : `/motivators/${session.id}`;
+  const icon = isSwot ? '📊' : isYearReview ? '📅' : isWeeklyCheckIn ? '📝' : isWeather ? '🌤️' : '🎯';
   const participant = isSwot
     ? (session as SwotSession).collaborator
     : isYearReview
       ? (session as YearReviewSession).participant
-      : (session as MotivatorSession).participant;
-  const accentColor = isSwot ? '#06b6d4' : isYearReview ? '#f59e0b' : '#8b5cf6';
+      : isWeeklyCheckIn
+        ? (session as WeeklyCheckInSession).participant
+        : isWeather
+          ? (session as WeatherSession).user.name || (session as WeatherSession).user.email
+          : (session as MotivatorSession).participant;
+  const accentColor = isSwot
+    ? '#06b6d4'
+    : isYearReview
+      ? '#f59e0b'
+      : isWeeklyCheckIn
+        ? '#10b981'
+        : isWeather
+          ? '#3b82f6'
+          : '#8b5cf6';
 
   const handleDelete = () => {
     startTransition(async () => {
@@ -362,7 +457,11 @@ function SessionCard({ session }: { session: AnySession }) {
         ? await deleteSwotSession(session.id)
         : isYearReview
           ? await deleteYearReviewSession(session.id)
-          : await deleteMotivatorSession(session.id);
+          : isWeeklyCheckIn
+            ? await deleteWeeklyCheckInSession(session.id)
+            : isWeather
+              ? await deleteWeatherSession(session.id)
+              : await deleteMotivatorSession(session.id);
 
       if (result.success) {
         setShowDeleteModal(false);
@@ -381,10 +480,17 @@ function SessionCard({ session }: { session: AnySession }) {
               title: editTitle,
               participant: editParticipant,
             })
-          : await updateMotivatorSession(session.id, {
-              title: editTitle,
-              participant: editParticipant,
-            });
+          : isWeeklyCheckIn
+            ? await updateWeeklyCheckInSession(session.id, {
+                title: editTitle,
+                participant: editParticipant,
+              })
+            : isWeather
+              ? await updateWeatherSession(session.id, { title: editTitle })
+              : await updateMotivatorSession(session.id, {
+                  title: editTitle,
+                  participant: editParticipant,
+                });
 
       if (result.success) {
         setShowEditModal(false);
@@ -401,6 +507,8 @@ function SessionCard({ session }: { session: AnySession }) {
     setShowEditModal(true);
   };
 
+  const editParticipantLabel = isSwot ? 'Collaborateur' : isWeather ? '' : 'Participant';
+
   return (
     <>
       <div className="relative group">
@@ -456,6 +564,28 @@ function SessionCard({ session }: { session: AnySession }) {
                     <span>·</span>
                     <span>Année {(session as YearReviewSession).year}</span>
                   </>
+                ) : isWeeklyCheckIn ? (
+                  <>
+                    <span>{(session as WeeklyCheckInSession)._count.items} items</span>
+                    <span>·</span>
+                    <span>
+                      {new Date((session as WeeklyCheckInSession).date).toLocaleDateString('fr-FR', {
+                        day: 'numeric',
+                        month: 'short',
+                      })}
+                    </span>
+                  </>
+                ) : isWeather ? (
+                  <>
+                    <span>{(session as WeatherSession)._count.entries} membres</span>
+                    <span>·</span>
+                    <span>
+                      {new Date((session as WeatherSession).date).toLocaleDateString('fr-FR', {
+                        day: 'numeric',
+                        month: 'short',
+                      })}
+                    </span>
+                  </>
                 ) : (
                   <span>{(session as MotivatorSession)._count.cards}/10</span>
                 )}
@@ -570,15 +700,17 @@ function SessionCard({ session }: { session: AnySession }) {
               htmlFor="edit-participant"
               className="block text-sm font-medium text-foreground mb-1"
             >
-              {isSwot ? 'Collaborateur' : 'Participant'}
+              {editParticipantLabel}
             </label>
-            <Input
-              id="edit-participant"
-              value={editParticipant}
-              onChange={(e) => setEditParticipant(e.target.value)}
-              placeholder={isSwot ? 'Nom du collaborateur' : 'Nom du participant'}
-              required
-            />
+            {!isWeather && (
+              <Input
+                id="edit-participant"
+                value={editParticipant}
+                onChange={(e) => setEditParticipant(e.target.value)}
+                placeholder={isSwot ? 'Nom du collaborateur' : 'Nom du participant'}
+                required
+              />
+            )}
           </div>
           <ModalFooter>
             <Button
@@ -591,7 +723,7 @@ function SessionCard({ session }: { session: AnySession }) {
             </Button>
             <Button
               type="submit"
-              disabled={isPending || !editTitle.trim() || !editParticipant.trim()}
+              disabled={isPending || !editTitle.trim() || (!isWeather && !editParticipant.trim())}
             >
               {isPending ? 'Enregistrement...' : 'Enregistrer'}
             </Button>

src/app/sessions/page.tsx

@@ -4,6 +4,8 @@ import { auth } from '@/lib/auth';
 import { getSessionsByUserId } from '@/services/sessions';
 import { getMotivatorSessionsByUserId } from '@/services/moving-motivators';
 import { getYearReviewSessionsByUserId } from '@/services/year-review';
+import { getWeeklyCheckInSessionsByUserId } from '@/services/weekly-checkin';
+import { getWeatherSessionsByUserId } from '@/services/weather';
 import { Card, Button } from '@/components/ui';
 import { WorkshopTabs } from './WorkshopTabs';
 
@@ -33,12 +35,15 @@ export default async function SessionsPage() {
     return null;
   }
 
-  // Fetch SWOT, Moving Motivators, and Year Review sessions
-  const [swotSessions, motivatorSessions, yearReviewSessions] = await Promise.all([
-    getSessionsByUserId(session.user.id),
-    getMotivatorSessionsByUserId(session.user.id),
-    getYearReviewSessionsByUserId(session.user.id),
-  ]);
+  // Fetch SWOT, Moving Motivators, Year Review, Weekly Check-in, and Weather sessions
+  const [swotSessions, motivatorSessions, yearReviewSessions, weeklyCheckInSessions, weatherSessions] =
+    await Promise.all([
+      getSessionsByUserId(session.user.id),
+      getMotivatorSessionsByUserId(session.user.id),
+      getYearReviewSessionsByUserId(session.user.id),
+      getWeeklyCheckInSessionsByUserId(session.user.id),
+      getWeatherSessionsByUserId(session.user.id),
+    ]);
 
   // Add type to each session for unified display
   const allSwotSessions = swotSessions.map((s) => ({
@@ -56,11 +61,23 @@ export default async function SessionsPage() {
     workshopType: 'year-review' as const,
   }));
 
+  const allWeeklyCheckInSessions = weeklyCheckInSessions.map((s) => ({
+    ...s,
+    workshopType: 'weekly-checkin' as const,
+  }));
+
+  const allWeatherSessions = weatherSessions.map((s) => ({
+    ...s,
+    workshopType: 'weather' as const,
+  }));
+
   // Combine and sort by updatedAt
   const allSessions = [
     ...allSwotSessions,
     ...allMotivatorSessions,
     ...allYearReviewSessions,
+    ...allWeeklyCheckInSessions,
+    ...allWeatherSessions,
   ].sort((a, b) => new Date(b.updatedAt).getTime() - new Date(a.updatedAt).getTime());
 
   const hasNoSessions = allSessions.length === 0;
@@ -87,11 +104,23 @@ export default async function SessionsPage() {
             </Button>
           </Link>
           <Link href="/year-review/new">
-            <Button>
+            <Button variant="outline">
               <span>📅</span>
               Nouveau Year Review
             </Button>
           </Link>
+          <Link href="/weekly-checkin/new">
+            <Button variant="outline">
+              <span>📝</span>
+              Nouveau Check-in
+            </Button>
+          </Link>
+          <Link href="/weather/new">
+            <Button>
+              <span>🌤️</span>
+              Nouvelle Météo
+            </Button>
+          </Link>
         </div>
       </div>
 
@@ -104,9 +133,10 @@ export default async function SessionsPage() {
           </h2>
           <p className="text-muted mb-6 max-w-md mx-auto">
             Créez un atelier SWOT pour analyser les forces et faiblesses, un Moving Motivators pour
-            découvrir les motivations, ou un Year Review pour faire le bilan de l&apos;année.
+            découvrir les motivations, un Year Review pour faire le bilan de l&apos;année, ou un
+            Weekly Check-in pour le suivi hebdomadaire.
           </p>
-          <div className="flex gap-3 justify-center">
+          <div className="flex gap-3 justify-center flex-wrap">
             <Link href="/sessions/new">
               <Button variant="outline">
                 <span>📊</span>
@@ -120,11 +150,23 @@ export default async function SessionsPage() {
               </Button>
             </Link>
             <Link href="/year-review/new">
-              <Button>
+              <Button variant="outline">
                 <span>📅</span>
                 Créer un Year Review
               </Button>
             </Link>
+            <Link href="/weekly-checkin/new">
+              <Button variant="outline">
+                <span>📝</span>
+                Créer un Check-in
+              </Button>
+            </Link>
+            <Link href="/weather/new">
+              <Button>
+                <span>🌤️</span>
+                Créer une Météo
+              </Button>
+            </Link>
           </div>
         </Card>
       ) : (
@@ -133,6 +175,8 @@ export default async function SessionsPage() {
             swotSessions={allSwotSessions}
             motivatorSessions={allMotivatorSessions}
             yearReviewSessions={allYearReviewSessions}
+            weeklyCheckInSessions={allWeeklyCheckInSessions}
+            weatherSessions={allWeatherSessions}
           />
         </Suspense>
       )}

src/app/teams/[id]/okrs/[okrId]/edit/page.tsx

@@ -0,0 +1,167 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { useRouter, useParams } from 'next/navigation';
+import Link from 'next/link';
+import { OKRForm } from '@/components/okrs';
+import { Card } from '@/components/ui';
+import type { CreateOKRInput, CreateKeyResultInput, TeamMember, OKR, KeyResult } from '@/lib/types';
+
+type OKRWithTeamMember = OKR & {
+  teamMember: {
+    user: {
+      id: string;
+      email: string;
+      name: string | null;
+    };
+    userId: string;
+    team: {
+      id: string;
+      name: string;
+    };
+  };
+};
+
+export default function EditOKRPage() {
+  const router = useRouter();
+  const params = useParams();
+  const teamId = params.id as string;
+  const okrId = params.okrId as string;
+  const [okr, setOkr] = useState<OKRWithTeamMember | null>(null);
+  const [teamMembers, setTeamMembers] = useState<TeamMember[]>([]);
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    // Fetch OKR and team members in parallel
+    Promise.all([
+      fetch(`/api/okrs/${okrId}`).then((res) => {
+        if (!res.ok) {
+          throw new Error('OKR not found');
+        }
+        return res.json();
+      }),
+      fetch(`/api/teams/${teamId}`).then((res) => res.json()),
+    ])
+      .then(([okrData, teamData]) => {
+        setOkr(okrData);
+        setTeamMembers(teamData.members || []);
+      })
+      .catch((error) => {
+        console.error('Error fetching data:', error);
+      })
+      .finally(() => {
+        setLoading(false);
+      });
+  }, [okrId, teamId]);
+
+  type KeyResultUpdate = {
+    id: string;
+    title?: string;
+    targetValue?: number;
+    unit?: string;
+    order?: number;
+  };
+
+  const handleSubmit = async (data: CreateOKRInput & { 
+    startDate: Date | string;
+    endDate: Date | string;
+    keyResultsUpdates?: { 
+      create?: CreateKeyResultInput[]; 
+      update?: KeyResultUpdate[]; 
+      delete?: string[] 
+    } 
+  }) => {
+    // Convert to UpdateOKRInput format
+    const updateData = {
+      objective: data.objective,
+      description: data.description || undefined,
+      period: data.period,
+      startDate: typeof data.startDate === 'string' ? new Date(data.startDate) : data.startDate,
+      endDate: typeof data.endDate === 'string' ? new Date(data.endDate) : data.endDate,
+    };
+
+    const payload: {
+      objective: string;
+      description?: string;
+      period: string;
+      startDate: string;
+      endDate: string;
+      keyResultsUpdates?: {
+        create?: CreateKeyResultInput[];
+        update?: KeyResultUpdate[];
+        delete?: string[];
+      };
+    } = {
+      ...updateData,
+      startDate: updateData.startDate.toISOString(),
+      endDate: updateData.endDate.toISOString(),
+    };
+
+    // Add Key Results updates if in edit mode
+    if (data.keyResultsUpdates) {
+      payload.keyResultsUpdates = data.keyResultsUpdates;
+    }
+
+    const response = await fetch(`/api/okrs/${okrId}`, {
+      method: 'PATCH',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify(payload),
+    });
+
+    if (!response.ok) {
+      const error = await response.json();
+      throw new Error(error.error || 'Erreur lors de la mise à jour de l&apos;OKR');
+    }
+
+    router.push(`/teams/${teamId}/okrs/${okrId}`);
+    router.refresh();
+  };
+
+  if (loading) {
+    return (
+      <main className="mx-auto max-w-4xl px-4 py-8">
+        <div className="text-center">Chargement...</div>
+      </main>
+    );
+  }
+
+  if (!okr) {
+    return (
+      <main className="mx-auto max-w-4xl px-4 py-8">
+        <div className="text-center">OKR non trouvé</div>
+      </main>
+    );
+  }
+
+  // Prepare initial data for the form
+  const initialData: Partial<CreateOKRInput> & { keyResults?: KeyResult[] } = {
+    teamMemberId: okr.teamMemberId,
+    objective: okr.objective,
+    description: okr.description || undefined,
+    period: okr.period,
+    startDate: okr.startDate,
+    endDate: okr.endDate,
+    keyResults: okr.keyResults || [],
+  };
+
+  return (
+    <main className="mx-auto max-w-4xl px-4 py-8">
+      <div className="mb-6">
+        <Link href={`/teams/${teamId}/okrs/${okrId}`} className="text-muted hover:text-foreground">
+          ← Retour à l&apos;OKR
+        </Link>
+      </div>
+
+      <Card className="p-6">
+        <h1 className="text-2xl font-bold text-foreground mb-6">Modifier l&apos;OKR</h1>
+        <OKRForm
+          teamMembers={teamMembers}
+          onSubmit={handleSubmit}
+          onCancel={() => router.push(`/teams/${teamId}/okrs/${okrId}`)}
+          initialData={initialData}
+        />
+      </Card>
+    </main>
+  );
+}
+

src/app/teams/[id]/okrs/[okrId]/page.tsx

@@ -0,0 +1,281 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { useRouter, useParams } from 'next/navigation';
+import Link from 'next/link';
+import { KeyResultItem } from '@/components/okrs';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui';
+import { Button } from '@/components/ui';
+import { Badge } from '@/components/ui';
+import { getGravatarUrl } from '@/lib/gravatar';
+import type { OKR, OKRStatus } from '@/lib/types';
+import { OKR_STATUS_LABELS } from '@/lib/types';
+
+// Helper function for OKR status colors
+function getOKRStatusColor(status: OKRStatus): { bg: string; color: string } {
+  switch (status) {
+    case 'NOT_STARTED':
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)', // gray-500
+        color: '#6b7280',
+      };
+    case 'IN_PROGRESS':
+      return {
+        bg: 'color-mix(in srgb, #3b82f6 15%, transparent)', // blue-500
+        color: '#3b82f6',
+      };
+    case 'COMPLETED':
+      return {
+        bg: 'color-mix(in srgb, #10b981 15%, transparent)', // green-500
+        color: '#10b981',
+      };
+    case 'CANCELLED':
+      return {
+        bg: 'color-mix(in srgb, #ef4444 15%, transparent)', // red-500
+        color: '#ef4444',
+      };
+    default:
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)',
+        color: '#6b7280',
+      };
+  }
+}
+
+type OKRWithTeamMember = OKR & {
+  teamMember: {
+    user: {
+      id: string;
+      email: string;
+      name: string | null;
+    };
+    userId: string;
+    team: {
+      id: string;
+      name: string;
+    };
+  };
+  permissions?: {
+    isAdmin: boolean;
+    isConcernedMember: boolean;
+    canEdit: boolean;
+    canDelete: boolean;
+  };
+};
+
+export default function OKRDetailPage() {
+  const router = useRouter();
+  const params = useParams();
+  const teamId = params.id as string;
+  const okrId = params.okrId as string;
+  const [okr, setOkr] = useState<OKRWithTeamMember | null>(null);
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    // Fetch OKR
+    fetch(`/api/okrs/${okrId}`)
+      .then((res) => {
+        if (!res.ok) {
+          throw new Error('OKR not found');
+        }
+        return res.json();
+      })
+      .then((data) => {
+        setOkr(data);
+      })
+      .catch((error) => {
+        console.error('Error fetching OKR:', error);
+      })
+      .finally(() => {
+        setLoading(false);
+      });
+  }, [okrId]);
+
+  const handleKeyResultUpdate = () => {
+    // Refresh OKR data
+    fetch(`/api/okrs/${okrId}`)
+      .then((res) => res.json())
+      .then((data) => {
+        setOkr(data);
+      })
+      .catch((error) => {
+        console.error('Error refreshing OKR:', error);
+      });
+  };
+
+  const handleDelete = async () => {
+    if (!confirm('Êtes-vous sûr de vouloir supprimer cet OKR ?')) {
+      return;
+    }
+
+    const response = await fetch(`/api/okrs/${okrId}`, {
+      method: 'DELETE',
+    });
+
+    if (!response.ok) {
+      const error = await response.json();
+      alert(error.error || 'Erreur lors de la suppression');
+      return;
+    }
+
+    router.push(`/teams/${teamId}`);
+    router.refresh();
+  };
+
+  if (loading) {
+    return (
+      <main className="mx-auto max-w-4xl px-4 py-8">
+        <div className="text-center">Chargement...</div>
+      </main>
+    );
+  }
+
+  if (!okr) {
+    return (
+      <main className="mx-auto max-w-4xl px-4 py-8">
+        <div className="text-center">OKR non trouvé</div>
+      </main>
+    );
+  }
+
+  const progress = okr.progress || 0;
+  const progressColor =
+    progress >= 75 ? 'var(--success)' : progress >= 25 ? 'var(--accent)' : 'var(--destructive)';
+  const canEdit = okr.permissions?.canEdit ?? false;
+  const canDelete = okr.permissions?.canDelete ?? false;
+
+  return (
+    <main className="mx-auto max-w-4xl px-4 py-8">
+      <div className="mb-6">
+        <Link href={`/teams/${teamId}`} className="text-muted hover:text-foreground">
+          ← Retour à l&apos;équipe
+        </Link>
+      </div>
+
+      <Card className="mb-6">
+        <CardHeader>
+          <div className="flex items-start justify-between">
+            <div className="flex-1">
+              <CardTitle className="text-2xl flex items-center gap-2">
+                <span className="text-2xl">🎯</span>
+                {okr.objective}
+              </CardTitle>
+              {okr.description && <p className="mt-2 text-muted">{okr.description}</p>}
+              {okr.teamMember && (
+                <div className="mt-3 flex items-center gap-2">
+                  {/* eslint-disable-next-line @next/next/no-img-element */}
+                  <img
+                    src={getGravatarUrl(okr.teamMember.user.email, 96)}
+                    alt={okr.teamMember.user.name || okr.teamMember.user.email}
+                    width={32}
+                    height={32}
+                    className="rounded-full"
+                  />
+                  <span className="text-sm text-muted">
+                    {okr.teamMember.user.name || okr.teamMember.user.email}
+                  </span>
+                </div>
+              )}
+            </div>
+            <div className="flex flex-col items-end gap-2">
+              <Badge
+                style={{
+                  backgroundColor: 'color-mix(in srgb, var(--purple) 15%, transparent)',
+                  color: 'var(--purple)',
+                }}
+              >
+                {okr.period}
+              </Badge>
+              <Badge style={getOKRStatusColor(okr.status)}>
+                {OKR_STATUS_LABELS[okr.status]}
+              </Badge>
+            </div>
+          </div>
+        </CardHeader>
+        <CardContent>
+          {/* Progress Bar */}
+          <div className="mb-4">
+            <div className="mb-2 flex items-center justify-between text-sm">
+              <span className="text-muted">Progression globale</span>
+              <span className="font-medium" style={{ color: progressColor }}>
+                {progress}%
+              </span>
+            </div>
+            <div className="h-3 w-full overflow-hidden rounded-full bg-card-column">
+              <div
+                className="h-full transition-all"
+                style={{
+                  width: `${progress}%`,
+                  backgroundColor: progressColor,
+                }}
+              />
+            </div>
+          </div>
+
+          {/* Dates */}
+          <div className="flex gap-4 text-sm text-muted">
+            <div>
+              <strong>Début:</strong> {new Date(okr.startDate).toLocaleDateString('fr-FR')}
+            </div>
+            <div>
+              <strong>Fin:</strong> {new Date(okr.endDate).toLocaleDateString('fr-FR')}
+            </div>
+          </div>
+
+          {/* Actions */}
+          {(canEdit || canDelete) && (
+            <div className="mt-4 flex gap-2">
+              {canEdit && (
+                <Button
+                  onClick={() => router.push(`/teams/${teamId}/okrs/${okrId}/edit`)}
+                  variant="outline"
+                  size="sm"
+                >
+                  Éditer
+                </Button>
+              )}
+              {canDelete && (
+                <Button
+                  onClick={handleDelete}
+                  variant="outline"
+                  size="sm"
+                  style={{
+                    color: 'var(--destructive)',
+                    borderColor: 'var(--destructive)',
+                  }}
+                >
+                  Supprimer
+                </Button>
+              )}
+            </div>
+          )}
+        </CardContent>
+      </Card>
+
+      {/* Key Results */}
+      <div>
+        <h2 className="text-xl font-bold text-foreground mb-4">
+          Key Results ({okr.keyResults?.length || 0})
+        </h2>
+        <div className="space-y-4">
+          {okr.keyResults && okr.keyResults.length > 0 ? (
+            okr.keyResults.map((kr) => (
+              <KeyResultItem
+                key={kr.id}
+                keyResult={kr}
+                okrId={okrId}
+                canEdit={canEdit}
+                onUpdate={handleKeyResultUpdate}
+              />
+            ))
+          ) : (
+            <Card className="p-8 text-center text-muted">
+              Aucun Key Result défini
+            </Card>
+          )}
+        </div>
+      </div>
+    </main>
+  );
+}
+

src/app/teams/[id]/okrs/new/page.tsx

@@ -0,0 +1,82 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { useRouter, useParams } from 'next/navigation';
+import Link from 'next/link';
+import { OKRForm } from '@/components/okrs';
+import { Card } from '@/components/ui';
+import type { CreateOKRInput, TeamMember } from '@/lib/types';
+
+export default function NewOKRPage() {
+  const router = useRouter();
+  const params = useParams();
+  const teamId = params.id as string;
+  const [teamMembers, setTeamMembers] = useState<TeamMember[]>([]);
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    // Fetch team members
+    fetch(`/api/teams/${teamId}`)
+      .then((res) => res.json())
+      .then((data) => {
+        setTeamMembers(data.members || []);
+      })
+      .catch((error) => {
+        console.error('Error fetching team:', error);
+      })
+      .finally(() => {
+        setLoading(false);
+      });
+  }, [teamId]);
+
+  const handleSubmit = async (data: CreateOKRInput) => {
+    // Ensure dates are properly serialized
+    const payload = {
+      ...data,
+      startDate: typeof data.startDate === 'string' ? data.startDate : data.startDate.toISOString(),
+      endDate: typeof data.endDate === 'string' ? data.endDate : data.endDate.toISOString(),
+    };
+
+    const response = await fetch('/api/okrs', {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify(payload),
+    });
+
+    if (!response.ok) {
+      const error = await response.json();
+      throw new Error(error.error || 'Erreur lors de la création de l&apos;OKR');
+    }
+
+    router.push(`/teams/${teamId}`);
+    router.refresh();
+  };
+
+  if (loading) {
+    return (
+      <main className="mx-auto max-w-4xl px-4 py-8">
+        <div className="text-center">Chargement...</div>
+      </main>
+    );
+  }
+
+  return (
+    <main className="mx-auto max-w-4xl px-4 py-8">
+      <div className="mb-6">
+        <Link href={`/teams/${teamId}`} className="text-muted hover:text-foreground">
+          ← Retour à l&apos;équipe
+        </Link>
+      </div>
+
+      <Card className="p-6">
+        <h1 className="text-2xl font-bold text-foreground mb-6">Créer un OKR</h1>
+        <OKRForm
+          teamMembers={teamMembers}
+          onSubmit={handleSubmit}
+          onCancel={() => router.push(`/teams/${teamId}`)}
+        />
+      </Card>
+    </main>
+  );
+}
+

src/app/teams/[id]/page.tsx

@@ -0,0 +1,85 @@
+import { auth } from '@/lib/auth';
+import { redirect } from 'next/navigation';
+import Link from 'next/link';
+import { getTeam, isTeamAdmin } from '@/services/teams';
+import { getTeamOKRs } from '@/services/okrs';
+import { TeamDetailClient } from '@/components/teams/TeamDetailClient';
+import { DeleteTeamButton } from '@/components/teams/DeleteTeamButton';
+import { OKRsList } from '@/components/okrs';
+import { Button } from '@/components/ui';
+import { Card } from '@/components/ui';
+import { notFound } from 'next/navigation';
+import type { TeamMember } from '@/lib/types';
+
+interface TeamDetailPageProps {
+  params: Promise<{ id: string }>;
+}
+
+export default async function TeamDetailPage({ params }: TeamDetailPageProps) {
+  const { id } = await params;
+  const session = await auth();
+
+  if (!session?.user?.id) {
+    redirect('/login');
+  }
+
+  const team = await getTeam(id);
+
+  if (!team) {
+    notFound();
+  }
+
+  // Check if user is a member
+  const isMember = team.members.some((m) => m.userId === session.user?.id);
+  if (!isMember) {
+    redirect('/teams');
+  }
+
+  const isAdmin = await isTeamAdmin(id, session.user.id);
+  const okrsData = await getTeamOKRs(id);
+
+  return (
+    <main className="mx-auto max-w-7xl px-4 py-8">
+      {/* Header */}
+      <div className="mb-8">
+        <div className="mb-4 flex items-center gap-2">
+          <Link href="/teams" className="text-muted hover:text-foreground">
+            ← Retour aux équipes
+          </Link>
+        </div>
+        <div className="flex items-start justify-between">
+          <div>
+            <h1 className="text-3xl font-bold text-foreground flex items-center gap-2">
+              <span className="text-3xl">👥</span>
+              {team.name}
+            </h1>
+            {team.description && <p className="mt-2 text-muted">{team.description}</p>}
+          </div>
+          {isAdmin && (
+            <div className="flex items-center gap-3">
+              <Link href={`/teams/${id}/okrs/new`}>
+                <Button className="bg-[var(--purple)] text-white hover:opacity-90 border-transparent">
+                  Définir un OKR
+                </Button>
+              </Link>
+              <DeleteTeamButton teamId={id} teamName={team.name} />
+            </div>
+          )}
+        </div>
+      </div>
+
+      {/* Members Section */}
+      <Card className="mb-8 p-6">
+        <TeamDetailClient 
+          members={team.members as unknown as TeamMember[]} 
+          teamId={id} 
+          isAdmin={isAdmin} 
+        />
+      </Card>
+
+      {/* OKRs Section */}
+      <OKRsList okrsData={okrsData} teamId={id} isAdmin={isAdmin} />
+    </main>
+  );
+}
+

src/app/teams/new/page.tsx

@@ -0,0 +1,92 @@
+'use client';
+
+import { useState } from 'react';
+import { useRouter } from 'next/navigation';
+import Link from 'next/link';
+import { Input } from '@/components/ui';
+import { Textarea } from '@/components/ui';
+import { Button } from '@/components/ui';
+import { Card } from '@/components/ui';
+
+export default function NewTeamPage() {
+  const router = useRouter();
+  const [name, setName] = useState('');
+  const [description, setDescription] = useState('');
+  const [submitting, setSubmitting] = useState(false);
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault();
+
+    if (!name.trim()) {
+      alert('Le nom de l\'équipe est requis');
+      return;
+    }
+
+    setSubmitting(true);
+    try {
+      const response = await fetch('/api/teams', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ name: name.trim(), description: description.trim() || null }),
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        alert(error.error || 'Erreur lors de la création de l\'équipe');
+        return;
+      }
+
+      const team = await response.json();
+      router.push(`/teams/${team.id}`);
+      router.refresh();
+    } catch (error) {
+      console.error('Error creating team:', error);
+      alert('Erreur lors de la création de l\'équipe');
+    } finally {
+      setSubmitting(false);
+    }
+  };
+
+  return (
+    <main className="mx-auto max-w-2xl px-4 py-8">
+      <div className="mb-6">
+        <Link href="/teams" className="text-muted hover:text-foreground">
+          ← Retour aux équipes
+        </Link>
+      </div>
+
+      <Card className="p-6">
+        <h1 className="text-2xl font-bold text-foreground mb-6">Créer une équipe</h1>
+        <form onSubmit={handleSubmit} className="space-y-4">
+          <Input
+            label="Nom de l'équipe *"
+            value={name}
+            onChange={(e) => setName(e.target.value)}
+            placeholder="Ex: Équipe Produit"
+            required
+          />
+          <Textarea
+            label="Description"
+            value={description}
+            onChange={(e) => setDescription(e.target.value)}
+            placeholder="Description de l'équipe..."
+            rows={3}
+          />
+          <div className="flex justify-end gap-3">
+            <Button type="button" onClick={() => router.back()} variant="outline">
+              Annuler
+            </Button>
+            <Button
+              type="submit"
+              disabled={submitting}
+              className="bg-[var(--purple)] text-white hover:opacity-90 border-transparent"
+            >
+              {submitting ? 'Création...' : 'Créer l\'équipe'}
+            </Button>
+          </div>
+        </form>
+      </Card>
+    </main>
+  );
+}
+

src/app/teams/page.tsx

@@ -0,0 +1,59 @@
+import { auth } from '@/lib/auth';
+import { redirect } from 'next/navigation';
+import Link from 'next/link';
+import { TeamCard } from '@/components/teams';
+import { Button } from '@/components/ui';
+import { getUserTeams } from '@/services/teams';
+
+export default async function TeamsPage() {
+  const session = await auth();
+
+  if (!session?.user?.id) {
+    redirect('/login');
+  }
+
+  const teams = await getUserTeams(session.user.id);
+
+  return (
+    <main className="mx-auto max-w-7xl px-4 py-8">
+      {/* Header */}
+      <div className="mb-8 flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+        <div>
+          <h1 className="text-3xl font-bold text-foreground">Équipes</h1>
+          <p className="mt-1 text-muted">
+            {teams.length} équipe{teams.length !== 1 ? 's' : ''}
+          </p>
+        </div>
+        <div>
+          <Link href="/teams/new">
+            <Button className="bg-[var(--purple)] text-white hover:opacity-90 border-transparent">
+              Créer une équipe
+            </Button>
+          </Link>
+        </div>
+      </div>
+
+      {/* Teams Grid */}
+      {teams.length > 0 ? (
+        <div className="grid gap-6 md:grid-cols-2 lg:grid-cols-3">
+          {teams.map((team: (typeof teams)[number]) => (
+            <TeamCard key={team.id} team={team as Parameters<typeof TeamCard>[0]['team']} />
+          ))}
+        </div>
+      ) : (
+        <div className="flex flex-col items-center justify-center rounded-xl border border-border bg-card py-16">
+          <div className="text-4xl">👥</div>
+          <div className="mt-4 text-lg font-medium text-foreground">Aucune équipe</div>
+          <div className="mt-1 text-sm text-muted">
+            Créez votre première équipe pour commencer à définir des OKRs
+          </div>
+          <Link href="/teams/new" className="mt-6">
+            <Button className="!bg-[var(--purple)] !text-white hover:!bg-[var(--purple)]/90">
+              Créer une équipe
+            </Button>
+          </Link>
+        </div>
+      )}
+    </main>
+  );
+}

src/app/weather/[id]/page.tsx

@@ -0,0 +1,102 @@
+import { notFound } from 'next/navigation';
+import Link from 'next/link';
+import { auth } from '@/lib/auth';
+import { getWeatherSessionById } from '@/services/weather';
+import { getUserTeams } from '@/services/teams';
+import { WeatherBoard, WeatherLiveWrapper, WeatherInfoPanel } from '@/components/weather';
+import { Badge } from '@/components/ui';
+import { EditableWeatherTitle } from '@/components/ui/EditableWeatherTitle';
+
+interface WeatherSessionPageProps {
+  params: Promise<{ id: string }>;
+}
+
+export default async function WeatherSessionPage({ params }: WeatherSessionPageProps) {
+  const { id } = await params;
+  const authSession = await auth();
+
+  if (!authSession?.user?.id) {
+    return null;
+  }
+
+  const [session, userTeams] = await Promise.all([
+    getWeatherSessionById(id, authSession.user.id),
+    getUserTeams(authSession.user.id),
+  ]);
+
+  if (!session) {
+    notFound();
+  }
+
+  return (
+    <main className="mx-auto max-w-7xl px-4 py-8">
+      {/* Header */}
+      <div className="mb-8">
+        <div className="flex items-center gap-2 text-sm text-muted mb-2">
+          <Link href="/sessions?tab=weather" className="hover:text-foreground">
+            Météo
+          </Link>
+          <span>/</span>
+          <span className="text-foreground">{session.title}</span>
+          {!session.isOwner && (
+            <Badge variant="accent" className="ml-2">
+              Partagé par {session.user.name || session.user.email}
+            </Badge>
+          )}
+        </div>
+
+        <div className="flex items-start justify-between">
+          <div>
+            <EditableWeatherTitle
+              sessionId={session.id}
+              initialTitle={session.title}
+              isOwner={session.isOwner}
+            />
+          </div>
+          <div className="flex items-center gap-3">
+            <Badge variant="primary">{session.entries.length} membres</Badge>
+            <span className="text-sm text-muted">
+              {new Date(session.date).toLocaleDateString('fr-FR', {
+                day: 'numeric',
+                month: 'long',
+                year: 'numeric',
+              })}
+            </span>
+          </div>
+        </div>
+      </div>
+
+      {/* Info sur les catégories */}
+      <WeatherInfoPanel />
+
+      {/* Live Wrapper + Board */}
+      <WeatherLiveWrapper
+        sessionId={session.id}
+        sessionTitle={session.title}
+        currentUserId={authSession.user.id}
+        shares={session.shares}
+        isOwner={session.isOwner}
+        canEdit={session.canEdit}
+        userTeams={userTeams}
+      >
+        <WeatherBoard
+          sessionId={session.id}
+          currentUserId={authSession.user.id}
+          currentUser={{
+            id: authSession.user.id,
+            name: authSession.user.name ?? null,
+            email: authSession.user.email ?? '',
+          }}
+          entries={session.entries}
+          shares={session.shares}
+          owner={{
+            id: session.user.id,
+            name: session.user.name ?? null,
+            email: session.user.email ?? '',
+          }}
+          canEdit={session.canEdit}
+        />
+      </WeatherLiveWrapper>
+    </main>
+  );
+}

src/app/weather/new/page.tsx

@@ -0,0 +1,142 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { useRouter } from 'next/navigation';
+import {
+  Card,
+  CardHeader,
+  CardTitle,
+  CardDescription,
+  CardContent,
+  Button,
+  Input,
+} from '@/components/ui';
+import { createWeatherSession } from '@/actions/weather';
+import { getWeekYearLabel } from '@/lib/date-utils';
+
+export default function NewWeatherPage() {
+  const router = useRouter();
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [selectedDate, setSelectedDate] = useState(new Date().toISOString().split('T')[0]);
+  const [title, setTitle] = useState('');
+
+  async function handleSubmit(e: React.FormEvent<HTMLFormElement>) {
+    e.preventDefault();
+    setError(null);
+    setLoading(true);
+
+    const formData = new FormData(e.currentTarget);
+    const dateStr = formData.get('date') as string;
+    const date = dateStr ? new Date(dateStr) : undefined;
+
+    if (!title) {
+      setError('Veuillez remplir le titre');
+      setLoading(false);
+      return;
+    }
+
+    const result = await createWeatherSession({ title, date });
+
+    if (!result.success) {
+      setError(result.error || 'Une erreur est survenue');
+      setLoading(false);
+      return;
+    }
+
+    router.push(`/weather/${result.data?.id}`);
+  }
+
+  // Default date to today
+  const today = new Date().toISOString().split('T')[0];
+
+  // Update title when date changes
+  useEffect(() => {
+    setTitle(getWeekYearLabel(new Date(selectedDate)));
+  }, [selectedDate]);
+
+  return (
+    <main className="mx-auto max-w-2xl px-4 py-8">
+      <Card>
+        <CardHeader>
+          <CardTitle className="flex items-center gap-2">
+            <span>🌤️</span>
+            Nouvelle Météo
+          </CardTitle>
+          <CardDescription>
+            Créez une météo personnelle pour faire le point sur 4 axes clés et partagez-la avec votre équipe
+          </CardDescription>
+        </CardHeader>
+
+        <CardContent>
+          <form onSubmit={handleSubmit} className="space-y-6">
+            {error && (
+              <div className="rounded-lg border border-destructive/20 bg-destructive/10 p-3 text-sm text-destructive">
+                {error}
+              </div>
+            )}
+
+            <Input
+              label="Titre de la météo"
+              name="title"
+              placeholder="Ex: Météo S05 - 2026"
+              value={title}
+              onChange={(e) => setTitle(e.target.value)}
+              required
+            />
+
+            <div>
+              <label htmlFor="date" className="block text-sm font-medium text-foreground mb-1">
+                Date de la météo
+              </label>
+              <input
+                id="date"
+                name="date"
+                type="date"
+                defaultValue={today}
+                onChange={(e) => setSelectedDate(e.target.value)}
+                required
+                className="w-full rounded-lg border border-border bg-input px-3 py-2 text-foreground outline-none focus:border-primary focus:ring-2 focus:ring-primary/20"
+              />
+            </div>
+
+            <div className="rounded-lg border border-border bg-card-hover p-4">
+              <h3 className="font-medium text-foreground mb-2">Comment ça marche ?</h3>
+              <ol className="text-sm text-muted space-y-1 list-decimal list-inside">
+                <li>
+                  <strong>Performance</strong> : Comment évaluez-vous votre performance personnelle ?
+                </li>
+                <li>
+                  <strong>Moral</strong> : Quel est votre moral actuel ?
+                </li>
+                <li>
+                  <strong>Flux</strong> : Comment se passe votre flux de travail personnel ?
+                </li>
+                <li>
+                  <strong>Création de valeur</strong> : Comment évaluez-vous votre création de valeur ?
+                </li>
+              </ol>
+              <p className="text-sm text-muted mt-2">
+                💡 <strong>Astuce</strong> : Partagez votre météo avec votre équipe pour qu&apos;ils puissent voir votre état. Chaque membre peut créer sa propre météo et la partager !
+              </p>
+            </div>
+
+            <div className="flex gap-3 pt-4">
+              <Button
+                type="button"
+                variant="outline"
+                onClick={() => router.back()}
+                disabled={loading}
+              >
+                Annuler
+              </Button>
+              <Button type="submit" loading={loading} className="flex-1">
+                Créer la météo
+              </Button>
+            </div>
+          </form>
+        </CardContent>
+      </Card>
+    </main>
+  );
+}

src/app/weekly-checkin/[id]/page.tsx

@@ -0,0 +1,101 @@
+import { notFound } from 'next/navigation';
+import Link from 'next/link';
+import { auth } from '@/lib/auth';
+import { getWeeklyCheckInSessionById } from '@/services/weekly-checkin';
+import { getUserOKRsForPeriod } from '@/services/okrs';
+import { getCurrentQuarterPeriod } from '@/lib/okr-utils';
+import { WeeklyCheckInBoard, WeeklyCheckInLiveWrapper } from '@/components/weekly-checkin';
+import { CurrentQuarterOKRs } from '@/components/weekly-checkin/CurrentQuarterOKRs';
+import { Badge, CollaboratorDisplay } from '@/components/ui';
+import { EditableWeeklyCheckInTitle } from '@/components/ui';
+
+interface WeeklyCheckInSessionPageProps {
+  params: Promise<{ id: string }>;
+}
+
+export default async function WeeklyCheckInSessionPage({ params }: WeeklyCheckInSessionPageProps) {
+  const { id } = await params;
+  const authSession = await auth();
+
+  if (!authSession?.user?.id) {
+    return null;
+  }
+
+  const session = await getWeeklyCheckInSessionById(id, authSession.user.id);
+
+  if (!session) {
+    notFound();
+  }
+
+  // Get current quarter OKRs for the participant (NOT the creator)
+  // We use session.resolvedParticipant.matchedUser.id which is the participant's user ID
+  const currentQuarterPeriod = getCurrentQuarterPeriod(session.date);
+  let currentQuarterOKRs: Awaited<ReturnType<typeof getUserOKRsForPeriod>> = [];
+  
+  // Only fetch OKRs if the participant is a recognized user (has matchedUser)
+  if (session.resolvedParticipant.matchedUser) {
+    // Use participant's ID, not session.userId (which is the creator's ID)
+    const participantUserId = session.resolvedParticipant.matchedUser.id;
+    currentQuarterOKRs = await getUserOKRsForPeriod(participantUserId, currentQuarterPeriod);
+  }
+
+  return (
+    <main className="mx-auto max-w-7xl px-4 py-8">
+      {/* Header */}
+      <div className="mb-8">
+        <div className="flex items-center gap-2 text-sm text-muted mb-2">
+          <Link href="/sessions?tab=weekly-checkin" className="hover:text-foreground">
+            Weekly Check-in
+          </Link>
+          <span>/</span>
+          <span className="text-foreground">{session.title}</span>
+          {!session.isOwner && (
+            <Badge variant="accent" className="ml-2">
+              Partagé par {session.user.name || session.user.email}
+            </Badge>
+          )}
+        </div>
+
+        <div className="flex items-start justify-between">
+          <div>
+            <EditableWeeklyCheckInTitle
+              sessionId={session.id}
+              initialTitle={session.title}
+              isOwner={session.isOwner}
+            />
+            <div className="mt-2">
+              <CollaboratorDisplay collaborator={session.resolvedParticipant} size="lg" showEmail />
+            </div>
+          </div>
+          <div className="flex items-center gap-3">
+            <Badge variant="primary">{session.items.length} items</Badge>
+            <span className="text-sm text-muted">
+              {new Date(session.date).toLocaleDateString('fr-FR', {
+                day: 'numeric',
+                month: 'long',
+                year: 'numeric',
+              })}
+            </span>
+          </div>
+        </div>
+      </div>
+
+      {/* Current Quarter OKRs */}
+      {currentQuarterOKRs.length > 0 && (
+        <CurrentQuarterOKRs okrs={currentQuarterOKRs} period={currentQuarterPeriod} />
+      )}
+
+      {/* Live Wrapper + Board */}
+      <WeeklyCheckInLiveWrapper
+        sessionId={session.id}
+        sessionTitle={session.title}
+        currentUserId={authSession.user.id}
+        shares={session.shares}
+        isOwner={session.isOwner}
+        canEdit={session.canEdit}
+      >
+        <WeeklyCheckInBoard sessionId={session.id} items={session.items} />
+      </WeeklyCheckInLiveWrapper>
+    </main>
+  );
+}

src/app/weekly-checkin/new/page.tsx

@@ -0,0 +1,156 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { useRouter } from 'next/navigation';
+import {
+  Card,
+  CardHeader,
+  CardTitle,
+  CardDescription,
+  CardContent,
+  Button,
+  Input,
+} from '@/components/ui';
+import { createWeeklyCheckInSession } from '@/actions/weekly-checkin';
+import { getWeekYearLabel } from '@/lib/date-utils';
+
+export default function NewWeeklyCheckInPage() {
+  const router = useRouter();
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [selectedDate, setSelectedDate] = useState(new Date().toISOString().split('T')[0]);
+  const [title, setTitle] = useState('');
+
+  async function handleSubmit(e: React.FormEvent<HTMLFormElement>) {
+    e.preventDefault();
+    setError(null);
+    setLoading(true);
+
+    const formData = new FormData(e.currentTarget);
+    const participant = formData.get('participant') as string;
+    const dateStr = formData.get('date') as string;
+    const date = dateStr ? new Date(dateStr) : undefined;
+
+    if (!title || !participant) {
+      setError('Veuillez remplir tous les champs');
+      setLoading(false);
+      return;
+    }
+
+    const result = await createWeeklyCheckInSession({ title, participant, date });
+
+    if (!result.success) {
+      setError(result.error || 'Une erreur est survenue');
+      setLoading(false);
+      return;
+    }
+
+    router.push(`/weekly-checkin/${result.data?.id}`);
+  }
+
+  // Default date to today
+  const today = new Date().toISOString().split('T')[0];
+
+  // Update title when date changes
+  useEffect(() => {
+    setTitle(getWeekYearLabel(new Date(selectedDate)));
+  }, [selectedDate]);
+
+  return (
+    <main className="mx-auto max-w-2xl px-4 py-8">
+      <Card>
+        <CardHeader>
+          <CardTitle className="flex items-center gap-2">
+            <span>📝</span>
+            Nouveau Check-in Hebdomadaire
+          </CardTitle>
+          <CardDescription>
+            Créez un check-in hebdomadaire pour faire le point sur la semaine avec votre
+            collaborateur
+          </CardDescription>
+        </CardHeader>
+
+        <CardContent>
+          <form onSubmit={handleSubmit} className="space-y-6">
+            {error && (
+              <div className="rounded-lg border border-destructive/20 bg-destructive/10 p-3 text-sm text-destructive">
+                {error}
+              </div>
+            )}
+
+            <Input
+              label="Titre du check-in"
+              name="title"
+              placeholder="Ex: Check-in semaine du 15 janvier"
+              value={title}
+              onChange={(e) => setTitle(e.target.value)}
+              required
+            />
+
+            <Input
+              label="Nom du collaborateur"
+              name="participant"
+              placeholder="Ex: Jean Dupont"
+              required
+            />
+
+            <div>
+              <label htmlFor="date" className="block text-sm font-medium text-foreground mb-1">
+                Date du check-in
+              </label>
+              <input
+                id="date"
+                name="date"
+                type="date"
+                defaultValue={today}
+                onChange={(e) => setSelectedDate(e.target.value)}
+                required
+                className="w-full rounded-lg border border-border bg-input px-3 py-2 text-foreground outline-none focus:border-primary focus:ring-2 focus:ring-primary/20"
+              />
+            </div>
+
+            <div className="rounded-lg border border-border bg-card-hover p-4">
+              <h3 className="font-medium text-foreground mb-2">Comment ça marche ?</h3>
+              <ol className="text-sm text-muted space-y-1 list-decimal list-inside">
+                <li>
+                  <strong>Ce qui s&apos;est bien passé</strong> : Notez les réussites et points
+                  positifs de la semaine
+                </li>
+                <li>
+                  <strong>Ce qui s&apos;est mal passé</strong> : Identifiez les difficultés et
+                  points d&apos;amélioration
+                </li>
+                <li>
+                  <strong>Enjeux du moment</strong> : Décrivez sur quoi vous vous concentrez
+                  actuellement
+                </li>
+                <li>
+                  <strong>Prochains enjeux</strong> : Définissez ce sur quoi vous allez vous
+                  concentrer prochainement
+                </li>
+              </ol>
+              <p className="text-sm text-muted mt-2">
+                💡 <strong>Astuce</strong> : Ajoutez une émotion à chaque item pour mieux exprimer
+                votre ressenti (fierté, joie, frustration, etc.)
+              </p>
+            </div>
+
+            <div className="flex gap-3 pt-4">
+              <Button
+                type="button"
+                variant="outline"
+                onClick={() => router.back()}
+                disabled={loading}
+              >
+                Annuler
+              </Button>
+              <Button type="submit" loading={loading} className="flex-1">
+                Créer le check-in
+              </Button>
+            </div>
+          </form>
+        </CardContent>
+      </Card>
+    </main>
+  );
+}

src/components/layout/Header.tsx

@@ -39,6 +39,26 @@ export function Header() {
                 Mes Ateliers
               </Link>
 
+              {/* Objectives Link */}
+              <Link
+                href="/objectives"
+                className={`text-sm font-medium transition-colors ${
+                  isActiveLink('/objectives') ? 'text-primary' : 'text-muted hover:text-foreground'
+                }`}
+              >
+                🎯 Mes Objectifs
+              </Link>
+
+              {/* Teams Link */}
+              <Link
+                href="/teams"
+                className={`text-sm font-medium transition-colors ${
+                  isActiveLink('/teams') ? 'text-primary' : 'text-muted hover:text-foreground'
+                }`}
+              >
+                👥 Équipes
+              </Link>
+
               {/* Workshops Dropdown */}
               <div className="relative">
                 <button

src/components/okrs/KeyResultItem.tsx

@@ -0,0 +1,186 @@
+'use client';
+
+import { useState } from 'react';
+import { Input } from '@/components/ui';
+import { Textarea } from '@/components/ui';
+import { Button } from '@/components/ui';
+import { Badge } from '@/components/ui';
+import type { KeyResult, KeyResultStatus } from '@/lib/types';
+import { KEY_RESULT_STATUS_LABELS } from '@/lib/types';
+
+// Helper function for Key Result status colors
+function getKeyResultStatusColor(status: KeyResultStatus): { bg: string; color: string } {
+  switch (status) {
+    case 'NOT_STARTED':
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)', // gray-500
+        color: '#6b7280',
+      };
+    case 'IN_PROGRESS':
+      return {
+        bg: 'color-mix(in srgb, #3b82f6 15%, transparent)', // blue-500
+        color: '#3b82f6',
+      };
+    case 'COMPLETED':
+      return {
+        bg: 'color-mix(in srgb, #10b981 15%, transparent)', // green-500
+        color: '#10b981',
+      };
+    case 'AT_RISK':
+      return {
+        bg: 'color-mix(in srgb, #f59e0b 15%, transparent)', // amber-500 (orange/yellow)
+        color: '#f59e0b',
+      };
+    default:
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)',
+        color: '#6b7280',
+      };
+  }
+}
+
+interface KeyResultItemProps {
+  keyResult: KeyResult;
+  okrId: string;
+  canEdit: boolean;
+  onUpdate?: () => void;
+}
+
+export function KeyResultItem({ keyResult, okrId, canEdit, onUpdate }: KeyResultItemProps) {
+  const [currentValue, setCurrentValue] = useState(keyResult.currentValue);
+  const [notes, setNotes] = useState(keyResult.notes || '');
+  const [updating, setUpdating] = useState(false);
+  const [isEditing, setIsEditing] = useState(false);
+
+  const progress = keyResult.targetValue > 0 ? (currentValue / keyResult.targetValue) * 100 : 0;
+  const progressColor =
+    progress >= 100 ? 'var(--success)' : progress >= 50 ? 'var(--accent)' : 'var(--destructive)';
+
+  const handleUpdate = async () => {
+    setUpdating(true);
+    try {
+      const response = await fetch(`/api/okrs/${okrId}/key-results/${keyResult.id}`, {
+        method: 'PATCH',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+          currentValue: Number(currentValue),
+          notes: notes || null,
+        }),
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        alert(error.error || 'Erreur lors de la mise à jour');
+        return;
+      }
+
+      setIsEditing(false);
+      onUpdate?.();
+    } catch (error) {
+      console.error('Error updating key result:', error);
+      alert('Erreur lors de la mise à jour');
+    } finally {
+      setUpdating(false);
+    }
+  };
+
+  return (
+    <div className="rounded-xl border border-border bg-card p-4">
+      <div className="mb-3">
+        <div className="flex items-start justify-between">
+          <h4 className="font-medium text-foreground">{keyResult.title}</h4>
+          <Badge style={getKeyResultStatusColor(keyResult.status)}>
+            {KEY_RESULT_STATUS_LABELS[keyResult.status]}
+          </Badge>
+        </div>
+      </div>
+
+      {/* Progress */}
+      <div className="mb-3">
+        <div className="mb-1 flex items-center justify-between text-sm">
+          <span className="text-muted">
+            {currentValue} / {keyResult.targetValue} {keyResult.unit}
+          </span>
+          <span className="font-medium" style={{ color: progressColor }}>
+            {Math.round(progress)}%
+          </span>
+        </div>
+        <div className="h-2 w-full overflow-hidden rounded-full bg-card-column">
+          <div
+            className="h-full transition-all"
+            style={{
+              width: `${Math.min(progress, 100)}%`,
+              backgroundColor: progressColor,
+            }}
+          />
+        </div>
+      </div>
+
+      {/* Edit Form */}
+      {canEdit && (
+        <div className="space-y-3 border-t border-border pt-3">
+          {isEditing ? (
+            <>
+              <div>
+                <label className="block text-sm font-medium text-foreground mb-1">
+                  Valeur actuelle
+                </label>
+                <Input
+                  type="number"
+                  value={currentValue}
+                  onChange={(e) => setCurrentValue(Number(e.target.value))}
+                  min={0}
+                  max={keyResult.targetValue * 2}
+                  step="0.1"
+                />
+              </div>
+              <div>
+                <label className="block text-sm font-medium text-foreground mb-1">Notes</label>
+                <Textarea
+                  value={notes}
+                  onChange={(e) => setNotes(e.target.value)}
+                  placeholder="Ajouter des notes..."
+                  rows={2}
+                />
+              </div>
+              <div className="flex gap-2">
+                <Button onClick={handleUpdate} disabled={updating} size="sm">
+                  {updating ? 'Mise à jour...' : 'Enregistrer'}
+                </Button>
+                <Button
+                  onClick={() => {
+                    setIsEditing(false);
+                    setCurrentValue(keyResult.currentValue);
+                    setNotes(keyResult.notes || '');
+                  }}
+                  variant="outline"
+                  size="sm"
+                >
+                  Annuler
+                </Button>
+              </div>
+            </>
+          ) : (
+            <div>
+              {keyResult.notes && (
+                <div className="mb-2 text-sm text-muted">
+                  <strong>Notes:</strong> {keyResult.notes}
+                </div>
+              )}
+              <Button onClick={() => setIsEditing(true)} variant="outline" size="sm">
+                Mettre à jour la progression
+              </Button>
+            </div>
+          )}
+        </div>
+      )}
+
+      {!canEdit && keyResult.notes && (
+        <div className="mt-3 border-t border-border pt-3 text-sm text-muted">
+          <strong>Notes:</strong> {keyResult.notes}
+        </div>
+      )}
+    </div>
+  );
+}
+

src/components/okrs/OKRCard.tsx

@@ -0,0 +1,389 @@
+'use client';
+
+import { useTransition } from 'react';
+import { useRouter } from 'next/navigation';
+import Link from 'next/link';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui';
+import { Badge } from '@/components/ui';
+import { getGravatarUrl } from '@/lib/gravatar';
+import type { OKR, KeyResult, OKRStatus, KeyResultStatus } from '@/lib/types';
+import { OKR_STATUS_LABELS, KEY_RESULT_STATUS_LABELS } from '@/lib/types';
+
+// Helper functions for status colors
+function getOKRStatusColor(status: OKRStatus): { bg: string; color: string } {
+  switch (status) {
+    case 'NOT_STARTED':
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)', // gray-500
+        color: '#6b7280',
+      };
+    case 'IN_PROGRESS':
+      return {
+        bg: 'color-mix(in srgb, #3b82f6 15%, transparent)', // blue-500
+        color: '#3b82f6',
+      };
+    case 'COMPLETED':
+      return {
+        bg: 'color-mix(in srgb, #10b981 15%, transparent)', // green-500 (success)
+        color: '#10b981',
+      };
+    case 'CANCELLED':
+      return {
+        bg: 'color-mix(in srgb, #ef4444 15%, transparent)', // red-500 (destructive)
+        color: '#ef4444',
+      };
+    default:
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)',
+        color: '#6b7280',
+      };
+  }
+}
+
+function getKeyResultStatusColor(status: KeyResultStatus): { bg: string; color: string } {
+  switch (status) {
+    case 'NOT_STARTED':
+      return {
+        bg: 'color-mix(in srgb, #6b7280 12%, transparent)', // gray-500
+        color: '#6b7280',
+      };
+    case 'IN_PROGRESS':
+      return {
+        bg: 'color-mix(in srgb, #3b82f6 12%, transparent)', // blue-500
+        color: '#3b82f6',
+      };
+    case 'COMPLETED':
+      return {
+        bg: 'color-mix(in srgb, #10b981 12%, transparent)', // green-500
+        color: '#10b981',
+      };
+    case 'AT_RISK':
+      return {
+        bg: 'color-mix(in srgb, #f59e0b 12%, transparent)', // amber-500 (orange/yellow)
+        color: '#f59e0b',
+      };
+    default:
+      return {
+        bg: 'color-mix(in srgb, #6b7280 12%, transparent)',
+        color: '#6b7280',
+      };
+  }
+}
+
+interface OKRCardProps {
+  okr: OKR & { teamMember?: { user: { id: string; email: string; name: string | null } } };
+  teamId: string;
+  isAdmin?: boolean;
+  compact?: boolean;
+}
+
+export function OKRCard({ okr, teamId, isAdmin = false, compact = false }: OKRCardProps) {
+  const router = useRouter();
+  const [isPending, startTransition] = useTransition();
+  const progress = okr.progress || 0;
+  const progressColor =
+    progress >= 75 ? 'var(--success)' : progress >= 25 ? 'var(--accent)' : 'var(--destructive)';
+
+  const handleDelete = (e: React.MouseEvent) => {
+    e.preventDefault();
+    e.stopPropagation();
+
+    if (!confirm(`Êtes-vous sûr de vouloir supprimer l'OKR "${okr.objective}" ?`)) {
+      return;
+    }
+
+    startTransition(async () => {
+      try {
+        const response = await fetch(`/api/okrs/${okr.id}`, {
+          method: 'DELETE',
+        });
+
+        if (!response.ok) {
+          const error = await response.json();
+          alert(error.error || "Erreur lors de la suppression de l'OKR");
+          return;
+        }
+
+        router.refresh();
+      } catch (error) {
+        console.error('Error deleting OKR:', error);
+        alert("Erreur lors de la suppression de l'OKR");
+      }
+    });
+  };
+
+  if (compact) {
+    return (
+      <Card hover className="relative group">
+        <Link href={`/teams/${teamId}/okrs/${okr.id}`}>
+          <CardHeader className="pb-2">
+            <div className="flex items-start justify-between gap-3">
+              <div className="flex-1 min-w-0 flex items-start gap-3">
+                <span className="text-xl flex-shrink-0">🎯</span>
+                <div className="flex-1 min-w-0">
+                  <CardTitle className="text-lg leading-snug mb-1.5 line-clamp-2">
+                    {okr.objective}
+                  </CardTitle>
+                  {okr.teamMember && (
+                    <div className="flex items-center gap-1.5">
+                      {/* eslint-disable-next-line @next/next/no-img-element */}
+                      <img
+                        src={getGravatarUrl(okr.teamMember.user.email, 96)}
+                        alt={okr.teamMember.user.name || okr.teamMember.user.email}
+                        width={16}
+                        height={16}
+                        className="rounded-full flex-shrink-0"
+                      />
+                      <span className="text-xs text-muted line-clamp-1">
+                        {okr.teamMember.user.name || okr.teamMember.user.email}
+                      </span>
+                    </div>
+                  )}
+                </div>
+              </div>
+              <div className="flex items-center gap-1.5 flex-shrink-0 relative z-10">
+                {isAdmin && (
+                  <button
+                    onClick={handleDelete}
+                    className="h-5 w-5 p-0 flex items-center justify-center rounded hover:bg-destructive/10 transition-colors flex-shrink-0"
+                    style={{
+                      color: 'var(--destructive)',
+                      border: '1px solid color-mix(in srgb, var(--destructive) 40%, transparent)',
+                      backgroundColor: 'color-mix(in srgb, var(--destructive) 5%, transparent)',
+                    }}
+                    disabled={isPending}
+                    title="Supprimer l'OKR"
+                  >
+                    <svg
+                      className="h-3 w-3"
+                      fill="none"
+                      stroke="currentColor"
+                      viewBox="0 0 24 24"
+                      xmlns="http://www.w3.org/2000/svg"
+                    >
+                      <path
+                        strokeLinecap="round"
+                        strokeLinejoin="round"
+                        strokeWidth={2.5}
+                        d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"
+                      />
+                    </svg>
+                  </button>
+                )}
+                <Badge
+                  style={{
+                    backgroundColor: 'color-mix(in srgb, var(--purple) 15%, transparent)',
+                    color: 'var(--purple)',
+                    fontSize: '11px',
+                    padding: '2px 6px',
+                  }}
+                >
+                  {okr.period}
+                </Badge>
+              </div>
+            </div>
+          </CardHeader>
+          <CardContent className="pt-0 pb-3">
+            <div className="flex items-center gap-4">
+              {/* Progress Bar */}
+              <div className="flex-1 min-w-0">
+                <div className="mb-1 flex items-center justify-between text-xs">
+                  <span className="text-muted">Progression</span>
+                  <span className="font-medium" style={{ color: progressColor }}>
+                    {progress}%
+                  </span>
+                </div>
+                <div className="h-1.5 w-full overflow-hidden rounded-full bg-card-column">
+                  <div
+                    className="h-full transition-all"
+                    style={{
+                      width: `${progress}%`,
+                      backgroundColor: progressColor,
+                    }}
+                  />
+                </div>
+              </div>
+
+              {/* Status */}
+              <div className="flex items-center gap-2 flex-shrink-0">
+                <Badge style={getOKRStatusColor(okr.status)} className="text-xs px-2 py-0.5">
+                  {OKR_STATUS_LABELS[okr.status]}
+                </Badge>
+                {okr.keyResults && okr.keyResults.length > 0 && (
+                  <span className="text-xs text-muted whitespace-nowrap">
+                    {okr.keyResults.length} KR{okr.keyResults.length !== 1 ? 's' : ''}
+                  </span>
+                )}
+              </div>
+            </div>
+          </CardContent>
+        </Link>
+      </Card>
+    );
+  }
+
+  return (
+    <Card hover className="h-full relative group">
+      <CardHeader>
+        <div className="flex items-start justify-between gap-2">
+          <Link href={`/teams/${teamId}/okrs/${okr.id}`} className="flex-1 min-w-0">
+            <div className="flex items-start justify-between">
+              <div className="flex-1 pr-2">
+                <CardTitle className="flex items-center gap-2">
+                  <span className="text-xl">🎯</span>
+                  {okr.objective}
+                </CardTitle>
+                {okr.teamMember && (
+                  <div className="mt-2 flex items-center gap-2">
+                    {/* eslint-disable-next-line @next/next/no-img-element */}
+                    <img
+                      src={getGravatarUrl(okr.teamMember.user.email, 96)}
+                      alt={okr.teamMember.user.name || okr.teamMember.user.email}
+                      width={24}
+                      height={24}
+                      className="rounded-full"
+                    />
+                    <span className="text-sm text-muted">
+                      {okr.teamMember.user.name || okr.teamMember.user.email}
+                    </span>
+                  </div>
+                )}
+              </div>
+            </div>
+          </Link>
+
+          {/* Action Zone */}
+          <div className="flex items-center gap-2 flex-shrink-0 relative z-10">
+            {isAdmin && (
+              <button
+                onClick={handleDelete}
+                className="h-6 w-6 p-0 flex items-center justify-center rounded hover:bg-destructive/10 transition-colors flex-shrink-0"
+                style={{
+                  color: 'var(--destructive)',
+                  border: '1px solid color-mix(in srgb, var(--destructive) 40%, transparent)',
+                  backgroundColor: 'color-mix(in srgb, var(--destructive) 5%, transparent)',
+                }}
+                disabled={isPending}
+                title="Supprimer l'OKR"
+              >
+                <svg
+                  className="h-4 w-4"
+                  fill="none"
+                  stroke="currentColor"
+                  viewBox="0 0 24 24"
+                  xmlns="http://www.w3.org/2000/svg"
+                >
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2.5}
+                    d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"
+                  />
+                </svg>
+              </button>
+            )}
+            <Badge
+              style={{
+                backgroundColor: 'color-mix(in srgb, var(--purple) 15%, transparent)',
+                color: 'var(--purple)',
+              }}
+            >
+              {okr.period}
+            </Badge>
+          </div>
+        </div>
+      </CardHeader>
+      <Link href={`/teams/${teamId}/okrs/${okr.id}`}>
+        <CardContent>
+          <div className="space-y-3">
+            {/* Progress Bar */}
+            <div>
+              <div className="mb-1 flex items-center justify-between text-sm">
+                <span className="text-muted">Progression</span>
+                <span className="font-medium" style={{ color: progressColor }}>
+                  {progress}%
+                </span>
+              </div>
+              <div className="h-2 w-full overflow-hidden rounded-full bg-card-column">
+                <div
+                  className="h-full transition-all"
+                  style={{
+                    width: `${progress}%`,
+                    backgroundColor: progressColor,
+                  }}
+                />
+              </div>
+            </div>
+
+            {/* Status */}
+            <div className="flex items-center gap-2">
+              <span className="text-sm text-muted">Statut:</span>
+              <Badge style={getOKRStatusColor(okr.status)}>{OKR_STATUS_LABELS[okr.status]}</Badge>
+            </div>
+
+            {/* Key Results List */}
+            {okr.keyResults && okr.keyResults.length > 0 && (
+              <div className="space-y-2 pt-2 border-t border-border">
+                <div className="text-xs font-medium text-muted uppercase tracking-wide">
+                  Key Results ({okr.keyResults.length})
+                </div>
+                <div className="space-y-2">
+                  {okr.keyResults
+                    .sort((a, b) => a.order - b.order)
+                    .map((kr: KeyResult) => {
+                      const krProgress =
+                        kr.targetValue > 0 ? (kr.currentValue / kr.targetValue) * 100 : 0;
+                      const krProgressColor =
+                        krProgress >= 100
+                          ? 'var(--success)'
+                          : krProgress >= 50
+                            ? 'var(--accent)'
+                            : 'var(--destructive)';
+
+                      return (
+                        <div key={kr.id} className="space-y-1">
+                          <div className="flex items-start justify-between gap-2">
+                            <span className="text-sm text-foreground flex-1 line-clamp-2">
+                              {kr.title}
+                            </span>
+                            <Badge
+                              style={{
+                                ...getKeyResultStatusColor(kr.status),
+                                fontSize: '10px',
+                                padding: '2px 6px',
+                              }}
+                            >
+                              {KEY_RESULT_STATUS_LABELS[kr.status]}
+                            </Badge>
+                          </div>
+                          <div className="space-y-1">
+                            <div className="flex items-center justify-between text-xs text-muted">
+                              <span>
+                                {kr.currentValue} / {kr.targetValue} {kr.unit}
+                              </span>
+                              <span className="font-medium" style={{ color: krProgressColor }}>
+                                {Math.round(krProgress)}%
+                              </span>
+                            </div>
+                            <div className="h-1.5 w-full overflow-hidden rounded-full bg-card-column">
+                              <div
+                                className="h-full transition-all"
+                                style={{
+                                  width: `${Math.min(krProgress, 100)}%`,
+                                  backgroundColor: krProgressColor,
+                                }}
+                              />
+                            </div>
+                          </div>
+                        </div>
+                      );
+                    })}
+                </div>
+              </div>
+            )}
+          </div>
+        </CardContent>
+      </Link>
+    </Card>
+  );
+}

src/components/okrs/OKRForm.tsx

@@ -0,0 +1,494 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { Input } from '@/components/ui';
+import { Textarea } from '@/components/ui';
+import { Button } from '@/components/ui';
+import { Select } from '@/components/ui';
+import type { CreateOKRInput, CreateKeyResultInput, TeamMember, KeyResult } from '@/lib/types';
+import { PERIOD_SUGGESTIONS } from '@/lib/types';
+
+// Calcule les dates de début et de fin pour un trimestre donné
+function getQuarterDates(period: string): { startDate: string; endDate: string } | null {
+  // Format attendu: "Q1 2025", "Q2 2026", etc.
+  const match = period.match(/^Q(\d)\s+(\d{4})$/);
+  if (!match) {
+    return null;
+  }
+
+  const quarter = parseInt(match[1], 10);
+  const year = parseInt(match[2], 10);
+
+  let startMonth = 0; // Janvier = 0
+  let endMonth = 2; // Mars = 2
+  let endDay = 31;
+
+  switch (quarter) {
+    case 1:
+      startMonth = 0; // Janvier
+      endMonth = 2; // Mars
+      endDay = 31;
+      break;
+    case 2:
+      startMonth = 3; // Avril
+      endMonth = 5; // Juin
+      endDay = 30;
+      break;
+    case 3:
+      startMonth = 6; // Juillet
+      endMonth = 8; // Septembre
+      endDay = 30;
+      break;
+    case 4:
+      startMonth = 9; // Octobre
+      endMonth = 11; // Décembre
+      endDay = 31;
+      break;
+    default:
+      return null;
+  }
+
+  const startDate = new Date(year, startMonth, 1);
+  const endDate = new Date(year, endMonth, endDay);
+
+  return {
+    startDate: startDate.toISOString().split('T')[0],
+    endDate: endDate.toISOString().split('T')[0],
+  };
+}
+
+interface KeyResultEditInput extends CreateKeyResultInput {
+  id?: string; // If present, it's an existing Key Result to update
+}
+
+type KeyResultUpdate = {
+  id: string;
+  title?: string;
+  targetValue?: number;
+  unit?: string;
+  order?: number;
+};
+
+type OKRFormSubmitData =
+  | (CreateOKRInput & {
+      startDate: Date | string;
+      endDate: Date | string;
+      keyResultsUpdates?: {
+        create?: CreateKeyResultInput[];
+        update?: KeyResultUpdate[];
+        delete?: string[];
+      };
+    })
+  | CreateOKRInput;
+
+interface OKRFormProps {
+  teamMembers: TeamMember[];
+  onSubmit: (data: OKRFormSubmitData) => Promise<void>;
+  onCancel: () => void;
+  initialData?: Partial<CreateOKRInput> & { keyResults?: KeyResult[] };
+}
+
+export function OKRForm({ teamMembers, onSubmit, onCancel, initialData }: OKRFormProps) {
+  const [teamMemberId, setTeamMemberId] = useState(initialData?.teamMemberId || '');
+  const [objective, setObjective] = useState(initialData?.objective || '');
+  const [description, setDescription] = useState(initialData?.description || '');
+  const [period, setPeriod] = useState(initialData?.period || '');
+  const [customPeriod, setCustomPeriod] = useState('');
+  const [startDate, setStartDate] = useState(
+    initialData?.startDate ? new Date(initialData.startDate).toISOString().split('T')[0] : ''
+  );
+  const [endDate, setEndDate] = useState(
+    initialData?.endDate ? new Date(initialData.endDate).toISOString().split('T')[0] : ''
+  );
+  // Initialize Key Results from existing ones if in edit mode, otherwise start with one empty
+  const [keyResults, setKeyResults] = useState<KeyResultEditInput[]>(() => {
+    if (initialData?.keyResults && initialData.keyResults.length > 0) {
+      return initialData.keyResults.map((kr): KeyResultEditInput => {
+        const result = {
+          title: kr.title,
+          targetValue: kr.targetValue,
+          unit: kr.unit || '%',
+          order: kr.order,
+        };
+        // @ts-expect-error - id is added to extend CreateKeyResultInput to KeyResultEditInput
+        result.id = kr.id;
+        return result as KeyResultEditInput;
+      });
+    }
+    return [{ title: '', targetValue: 100, unit: '%', order: 0 }];
+  });
+  const [submitting, setSubmitting] = useState(false);
+
+  // Mise à jour automatique des dates quand la période change
+  useEffect(() => {
+    if (period && period !== 'custom' && period !== '') {
+      const dates = getQuarterDates(period);
+      if (dates) {
+        setStartDate(dates.startDate);
+        setEndDate(dates.endDate);
+      }
+    }
+  }, [period]);
+
+  const addKeyResult = () => {
+    if (keyResults.length >= 5) {
+      alert('Maximum 5 Key Results autorisés');
+      return;
+    }
+    setKeyResults([
+      ...keyResults,
+      { title: '', targetValue: 100, unit: '%', order: keyResults.length },
+    ]);
+  };
+
+  const removeKeyResult = (index: number) => {
+    if (keyResults.length <= 1) {
+      alert('Au moins un Key Result est requis');
+      return;
+    }
+    setKeyResults(keyResults.filter((_, i) => i !== index).map((kr, i) => ({ ...kr, order: i })));
+  };
+
+  const updateKeyResult = (
+    index: number,
+    field: keyof KeyResultEditInput,
+    value: string | number
+  ) => {
+    const updated = [...keyResults];
+    updated[index] = { ...updated[index], [field]: value };
+    setKeyResults(updated);
+  };
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault();
+
+    if (!teamMemberId || !objective || !period || !startDate || !endDate) {
+      alert('Veuillez remplir tous les champs requis');
+      return;
+    }
+
+    // Validate Key Results
+    if (keyResults.some((kr) => !kr.title || kr.targetValue <= 0)) {
+      alert('Tous les Key Results doivent avoir un titre et une valeur cible > 0');
+      return;
+    }
+
+    const finalPeriod = period === 'custom' ? customPeriod : period;
+    if (!finalPeriod) {
+      alert('Veuillez spécifier une période');
+      return;
+    }
+
+    setSubmitting(true);
+    try {
+      // Convert dates to ISO strings for JSON serialization
+      const startDateObj = new Date(startDate);
+      const endDateObj = new Date(endDate);
+
+      if (isNaN(startDateObj.getTime()) || isNaN(endDateObj.getTime())) {
+        alert('Dates invalides');
+        setSubmitting(false);
+        return;
+      }
+
+      const isEditMode = !!initialData?.teamMemberId;
+
+      if (isEditMode) {
+        // Type guard for Key Results with id
+        type KeyResultWithId = KeyResultEditInput & { id: string };
+        const hasId = (kr: KeyResultEditInput): kr is KeyResultWithId => !!kr.id;
+
+        // In edit mode, separate existing Key Results from new ones
+        const existingKeyResults: KeyResultWithId[] = keyResults.filter(hasId);
+        const originalKeyResults: KeyResult[] = initialData?.keyResults || [];
+        const originalIds = new Set(originalKeyResults.map((kr: KeyResult) => kr.id));
+        const currentIds = new Set(existingKeyResults.map((kr: KeyResultWithId) => kr.id));
+
+        // Find deleted Key Results
+        const deletedIds = Array.from(originalIds).filter((id) => !currentIds.has(id));
+
+        // Find updated Key Results (compare with original)
+        const updated = existingKeyResults
+          .map((kr: KeyResultWithId) => {
+            const original = originalKeyResults.find((okr: KeyResult) => okr.id === kr.id);
+            if (!original) return null;
+
+            const changes: {
+              id: string;
+              title?: string;
+              targetValue?: number;
+              unit?: string;
+              order?: number;
+            } = { id: kr.id };
+            if (original.title !== kr.title) changes.title = kr.title;
+            if (original.targetValue !== kr.targetValue) changes.targetValue = kr.targetValue;
+            if (original.unit !== kr.unit) changes.unit = kr.unit;
+            if (original.order !== kr.order) changes.order = kr.order;
+
+            return Object.keys(changes).length > 1 ? changes : null; // More than just 'id'
+          })
+          .filter(
+            (
+              u
+            ): u is {
+              id: string;
+              title?: string;
+              targetValue?: number;
+              unit?: string;
+              order?: number;
+            } => u !== null
+          );
+
+        // Update order for all Key Results based on their position
+        const allKeyResultsWithOrder = keyResults.map((kr, i) => ({ ...kr, order: i }));
+        const existingWithOrder = allKeyResultsWithOrder.filter(hasId) as KeyResultWithId[];
+        const newWithOrder = allKeyResultsWithOrder.filter((kr) => !kr.id);
+
+        // Update order for existing Key Results that changed position
+        const orderUpdates = existingWithOrder
+          .map((kr) => {
+            const original = originalKeyResults.find((okr: KeyResult) => okr.id === kr.id);
+            if (!original || original.order === kr.order) return null;
+            return { id: kr.id, order: kr.order };
+          })
+          .filter((u): u is { id: string; order: number } => u !== null);
+
+        // Merge order updates with other updates
+        const allUpdates = [...updated];
+        orderUpdates.forEach((orderUpdate) => {
+          const existingUpdate = allUpdates.find((u) => u.id === orderUpdate.id);
+          if (existingUpdate) {
+            existingUpdate.order = orderUpdate.order;
+          } else {
+            allUpdates.push(orderUpdate);
+          }
+        });
+
+        await onSubmit({
+          teamMemberId,
+          objective,
+          description: description || undefined,
+          period: finalPeriod,
+          startDate: startDateObj.toISOString() as Date | string,
+          endDate: endDateObj.toISOString() as Date | string,
+          keyResults: [], // Not used in edit mode
+          keyResultsUpdates: {
+            create:
+              newWithOrder.length > 0
+                ? newWithOrder.map((kr) => ({
+                    title: kr.title,
+                    targetValue: kr.targetValue,
+                    unit: kr.unit || '%',
+                    order: kr.order,
+                  }))
+                : undefined,
+            update: allUpdates.length > 0 ? allUpdates : undefined,
+            delete: deletedIds.length > 0 ? deletedIds : undefined,
+          },
+        } as unknown as OKRFormSubmitData);
+      } else {
+        // In create mode, just send Key Results normally
+        await onSubmit({
+          teamMemberId,
+          objective,
+          description: description || undefined,
+          period: finalPeriod,
+          startDate: startDateObj,
+          endDate: endDateObj,
+          keyResults: keyResults.map((kr, i) => ({ ...kr, order: i })),
+        });
+      }
+    } catch (error) {
+      console.error('Error submitting OKR:', error);
+    } finally {
+      setSubmitting(false);
+    }
+  };
+
+  return (
+    <form onSubmit={handleSubmit} className="space-y-6">
+      {/* Team Member */}
+      <Select
+        label="Membre de l'équipe *"
+        value={teamMemberId}
+        onChange={(e) => setTeamMemberId(e.target.value)}
+        options={teamMembers.map((member) => ({
+          value: member.id,
+          label: member.user.name || member.user.email,
+        }))}
+        placeholder="Sélectionner un membre"
+        required
+      />
+
+      {/* Objective */}
+      <div>
+        <Input
+          label="Objective *"
+          value={objective}
+          onChange={(e) => setObjective(e.target.value)}
+          placeholder="Ex: Améliorer la qualité du code"
+          required
+        />
+      </div>
+
+      {/* Description */}
+      <div>
+        <Textarea
+          label="Description"
+          value={description}
+          onChange={(e) => setDescription(e.target.value)}
+          placeholder="Description détaillée de l'objectif..."
+          rows={3}
+        />
+      </div>
+
+      {/* Period */}
+      <div>
+        <Select
+          label="Période *"
+          value={period}
+          onChange={(e) => setPeriod(e.target.value)}
+          options={[
+            ...PERIOD_SUGGESTIONS.map((p) => ({
+              value: p,
+              label: p,
+            })),
+            {
+              value: 'custom',
+              label: 'Personnalisée',
+            },
+          ]}
+          placeholder="Sélectionner une période"
+          required
+        />
+        {period === 'custom' && (
+          <div className="mt-2">
+            <Input
+              value={customPeriod}
+              onChange={(e) => setCustomPeriod(e.target.value)}
+              placeholder="Ex: Q1-Q2 2025"
+              required
+            />
+          </div>
+        )}
+      </div>
+
+      {/* Dates */}
+      <div className="grid grid-cols-2 gap-4">
+        <div>
+          <Input
+            label="Date de début *"
+            type="date"
+            value={startDate}
+            onChange={(e) => setStartDate(e.target.value)}
+            required
+          />
+        </div>
+        <div>
+          <Input
+            label="Date de fin *"
+            type="date"
+            value={endDate}
+            onChange={(e) => setEndDate(e.target.value)}
+            required
+          />
+        </div>
+      </div>
+      {period && period !== 'custom' && period !== '' && (
+        <p className="text-sm text-muted-foreground">
+          Les dates sont automatiquement définies selon le trimestre sélectionné. Vous pouvez les
+          modifier si nécessaire.
+        </p>
+      )}
+
+      {/* Key Results */}
+      <div>
+        <div className="mb-3 flex items-center justify-between">
+          <label className="block text-sm font-medium text-foreground">
+            Key Results * ({keyResults.length}/5)
+          </label>
+          <Button
+            type="button"
+            onClick={addKeyResult}
+            variant="outline"
+            size="sm"
+            disabled={keyResults.length >= 5}
+          >
+            + Ajouter
+          </Button>
+        </div>
+        <div className="space-y-4">
+          {keyResults.map((kr, index) => (
+            <div
+              key={kr.id || `new-${index}`}
+              className="rounded-lg border border-border bg-card p-4"
+            >
+              <div className="mb-3 flex items-center justify-between">
+                <span className="text-sm font-medium text-foreground">Key Result {index + 1}</span>
+                {keyResults.length > 1 && (
+                  <Button
+                    type="button"
+                    onClick={() => removeKeyResult(index)}
+                    variant="outline"
+                    size="sm"
+                    style={{
+                      color: 'var(--destructive)',
+                      borderColor: 'var(--destructive)',
+                    }}
+                  >
+                    Supprimer
+                  </Button>
+                )}
+              </div>
+              <div className="space-y-3">
+                <Input
+                  placeholder="Titre du Key Result"
+                  value={kr.title}
+                  onChange={(e) => updateKeyResult(index, 'title', e.target.value)}
+                  required
+                />
+                <div className="grid grid-cols-2 gap-3">
+                  <Input
+                    type="number"
+                    placeholder="Valeur cible"
+                    value={kr.targetValue}
+                    onChange={(e) => updateKeyResult(index, 'targetValue', Number(e.target.value))}
+                    min={0}
+                    step="0.1"
+                    required
+                  />
+                  <Input
+                    placeholder="Unité (%)"
+                    value={kr.unit}
+                    onChange={(e) => updateKeyResult(index, 'unit', e.target.value)}
+                    required
+                  />
+                </div>
+              </div>
+            </div>
+          ))}
+        </div>
+      </div>
+
+      {/* Actions */}
+      <div className="flex justify-end gap-3">
+        <Button type="button" onClick={onCancel} variant="outline">
+          Annuler
+        </Button>
+        <Button
+          type="submit"
+          disabled={submitting}
+          className="bg-[var(--purple)] text-white hover:opacity-90 border-transparent"
+        >
+          {submitting
+            ? initialData?.teamMemberId
+              ? 'Modification...'
+              : 'Création...'
+            : initialData?.teamMemberId
+              ? "Modifier l'OKR"
+              : "Créer l'OKR"}
+        </Button>
+      </div>
+    </form>
+  );
+}

src/components/okrs/OKRsList.tsx

@@ -0,0 +1,263 @@
+'use client';
+
+import { useState, useEffect, useMemo } from 'react';
+import { OKRCard } from './OKRCard';
+import { Card, ToggleGroup, Button } from '@/components/ui';
+import { getGravatarUrl } from '@/lib/gravatar';
+import { getCurrentQuarterPeriod, isCurrentQuarterPeriod } from '@/lib/okr-utils';
+import type { OKR } from '@/lib/types';
+
+type ViewMode = 'grid' | 'grouped';
+type CardViewMode = 'detailed' | 'compact';
+
+interface OKRsListProps {
+  okrsData: Array<{
+    user: {
+      id: string;
+      email: string;
+      name: string | null;
+    };
+    okrs: Array<OKR & { progress?: number }>;
+  }>;
+  teamId: string;
+  isAdmin?: boolean;
+}
+
+const CARD_VIEW_STORAGE_KEY = 'okr-card-view-mode';
+
+export function OKRsList({ okrsData, teamId, isAdmin = false }: OKRsListProps) {
+  const [viewMode, setViewMode] = useState<ViewMode>('grouped');
+  const [cardViewMode, setCardViewMode] = useState<CardViewMode>(() => {
+    if (typeof window !== 'undefined') {
+      const stored = localStorage.getItem(CARD_VIEW_STORAGE_KEY);
+      return (stored as CardViewMode) || 'detailed';
+    }
+    return 'detailed';
+  });
+  const [showAllPeriods, setShowAllPeriods] = useState(false);
+
+  useEffect(() => {
+    if (typeof window !== 'undefined') {
+      localStorage.setItem(CARD_VIEW_STORAGE_KEY, cardViewMode);
+    }
+  }, [cardViewMode]);
+
+  const currentQuarterPeriod = getCurrentQuarterPeriod();
+
+  // Filter OKRs based on period filter
+  const filteredOKRsData = useMemo(() => {
+    if (showAllPeriods) {
+      return okrsData;
+    }
+    return okrsData.map((tm) => ({
+      ...tm,
+      okrs: tm.okrs.filter((okr) => isCurrentQuarterPeriod(okr.period)),
+    }));
+  }, [okrsData, showAllPeriods]);
+
+  // Flatten OKRs for grid view
+  const allOKRs = filteredOKRsData.flatMap((tm) =>
+    tm.okrs.map((okr) => ({
+      ...okr,
+      teamMember: {
+        user: tm.user,
+      },
+    }))
+  );
+
+  if (allOKRs.length === 0) {
+    return (
+      <div>
+        {/* View Toggle */}
+        <div className="mb-6 flex items-center justify-between gap-4">
+          <div className="flex items-center gap-3">
+            <h2 className="text-2xl font-bold text-foreground">OKRs</h2>
+            {!showAllPeriods && (
+              <span className="text-sm text-muted">({currentQuarterPeriod})</span>
+            )}
+          </div>
+          <div className="flex items-center gap-3">
+            <Button
+              variant="outline"
+              onClick={() => setShowAllPeriods(!showAllPeriods)}
+              className="text-sm"
+            >
+              {showAllPeriods ? `Afficher ${currentQuarterPeriod} uniquement` : 'Afficher tous les OKR'}
+            </Button>
+          </div>
+        </div>
+        <Card className="p-12 text-center">
+          <div className="text-5xl mb-4">🎯</div>
+          <h3 className="text-xl font-semibold text-foreground mb-2">
+            {showAllPeriods ? 'Aucun OKR défini' : `Aucun OKR pour ${currentQuarterPeriod}`}
+          </h3>
+          <p className="text-muted">
+            {showAllPeriods
+              ? "Aucun OKR n'a encore été défini pour cette équipe"
+              : `Aucun OKR n'a été défini pour le trimestre ${currentQuarterPeriod}. Cliquez sur "Afficher tous les OKR" pour voir les OKR d'autres périodes.`}
+          </p>
+        </Card>
+      </div>
+    );
+  }
+
+  return (
+    <div>
+      {/* View Toggle */}
+      <div className="mb-6 flex items-center justify-between gap-4">
+        <div className="flex items-center gap-3">
+          <h2 className="text-2xl font-bold text-foreground">OKRs</h2>
+          {!showAllPeriods && (
+            <span className="text-sm text-muted">({currentQuarterPeriod})</span>
+          )}
+        </div>
+        <div className="flex items-center gap-3">
+          <Button
+            variant="outline"
+            onClick={() => setShowAllPeriods(!showAllPeriods)}
+            className="text-sm"
+          >
+            {showAllPeriods ? `Afficher ${currentQuarterPeriod} uniquement` : 'Afficher tous les OKR'}
+          </Button>
+          <ToggleGroup
+            value={cardViewMode}
+            onChange={setCardViewMode}
+            options={[
+              {
+                value: 'detailed',
+                label: 'Détaillée',
+                icon: (
+                  <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path
+                      strokeLinecap="round"
+                      strokeLinejoin="round"
+                      strokeWidth={2}
+                      d="M4 6h16M4 12h16M4 18h16"
+                    />
+                  </svg>
+                ),
+              },
+              {
+                value: 'compact',
+                label: 'Mini',
+                icon: (
+                  <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path
+                      strokeLinecap="round"
+                      strokeLinejoin="round"
+                      strokeWidth={2}
+                      d="M4 6h16M4 10h16M4 14h16M4 18h16"
+                    />
+                  </svg>
+                ),
+              },
+            ]}
+          />
+          <ToggleGroup
+            value={viewMode}
+            onChange={setViewMode}
+            options={[
+              {
+                value: 'grouped',
+                label: 'Par membre',
+                icon: (
+                  <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path
+                      strokeLinecap="round"
+                      strokeLinejoin="round"
+                      strokeWidth={2}
+                      d="M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0zm6 3a2 2 0 11-4 0 2 2 0 014 0zM7 10a2 2 0 11-4 0 2 2 0 014 0z"
+                    />
+                  </svg>
+                ),
+              },
+              {
+                value: 'grid',
+                label: 'Grille',
+                icon: (
+                  <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path
+                      strokeLinecap="round"
+                      strokeLinejoin="round"
+                      strokeWidth={2}
+                      d="M4 6a2 2 0 012-2h2a2 2 0 012 2v2a2 2 0 01-2 2H6a2 2 0 01-2-2V6zM14 6a2 2 0 012-2h2a2 2 0 012 2v2a2 2 0 01-2 2h-2a2 2 0 01-2-2V6zM4 16a2 2 0 012-2h2a2 2 0 012 2v2a2 2 0 01-2 2H6a2 2 0 01-2-2v-2zM14 16a2 2 0 012-2h2a2 2 0 012 2v2a2 2 0 01-2 2h-2a2 2 0 01-2-2v-2z"
+                    />
+                  </svg>
+                ),
+              },
+            ]}
+          />
+        </div>
+      </div>
+
+      {/* Grouped View */}
+      {viewMode === 'grouped' ? (
+        <div className="space-y-8">
+          {filteredOKRsData
+            .filter((tm) => tm.okrs.length > 0)
+            .map((teamMember) => (
+              <div key={teamMember.user.id}>
+                {/* Member Header */}
+                <div className="mb-4 flex items-center gap-3">
+                  {/* eslint-disable-next-line @next/next/no-img-element */}
+                  <img
+                    src={getGravatarUrl(teamMember.user.email, 96)}
+                    alt={teamMember.user.name || teamMember.user.email}
+                    width={48}
+                    height={48}
+                    className="rounded-full border-2 border-border"
+                  />
+                  <div>
+                    <h3 className="text-lg font-semibold text-foreground">
+                      {teamMember.user.name || 'Sans nom'}
+                    </h3>
+                    <p className="text-sm text-muted">{teamMember.user.email}</p>
+                  </div>
+                  <div className="ml-auto">
+                    <span className="text-sm text-muted">
+                      {teamMember.okrs.length} OKR{teamMember.okrs.length !== 1 ? 's' : ''}
+                    </span>
+                  </div>
+                </div>
+
+                {/* OKRs Grid */}
+                <div
+                  className={`grid gap-6 ${cardViewMode === 'compact' ? 'md:grid-cols-2 lg:grid-cols-3' : 'md:grid-cols-2 lg:grid-cols-3'}`}
+                >
+                  {teamMember.okrs.map((okr) => (
+                    <OKRCard
+                      key={okr.id}
+                      okr={{
+                        ...okr,
+                        teamMember: {
+                          user: teamMember.user,
+                        },
+                      }}
+                      teamId={teamId}
+                      isAdmin={isAdmin}
+                      compact={cardViewMode === 'compact'}
+                    />
+                  ))}
+                </div>
+              </div>
+            ))}
+        </div>
+      ) : (
+        /* Grid View */
+        <div
+          className={`grid gap-6 ${cardViewMode === 'compact' ? 'md:grid-cols-2 lg:grid-cols-3' : 'md:grid-cols-2 lg:grid-cols-3'}`}
+        >
+          {allOKRs.map((okr) => (
+            <OKRCard
+              key={okr.id}
+              okr={okr}
+              teamId={teamId}
+              isAdmin={isAdmin}
+              compact={cardViewMode === 'compact'}
+            />
+          ))}
+        </div>
+      )}
+    </div>
+  );
+}

src/components/okrs/ObjectivesList.tsx

@@ -0,0 +1,122 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { OKRCard } from './OKRCard';
+import { ToggleGroup } from '@/components/ui';
+import type { OKR } from '@/lib/types';
+
+type CardViewMode = 'detailed' | 'compact';
+
+interface ObjectivesListProps {
+  okrsByPeriod: Record<
+    string,
+    Array<OKR & { progress?: number; team: { id: string; name: string } }>
+  >;
+  periods: string[];
+}
+
+const CARD_VIEW_STORAGE_KEY = 'okr-card-view-mode';
+
+export function ObjectivesList({ okrsByPeriod, periods }: ObjectivesListProps) {
+  const [cardViewMode, setCardViewMode] = useState<CardViewMode>(() => {
+    if (typeof window !== 'undefined') {
+      const stored = localStorage.getItem(CARD_VIEW_STORAGE_KEY);
+      return (stored as CardViewMode) || 'detailed';
+    }
+    return 'detailed';
+  });
+
+  useEffect(() => {
+    if (typeof window !== 'undefined') {
+      localStorage.setItem(CARD_VIEW_STORAGE_KEY, cardViewMode);
+    }
+  }, [cardViewMode]);
+
+  return (
+    <div className="space-y-8">
+      {/* Global View Toggle */}
+      <div className="flex items-center justify-end mb-4">
+        <ToggleGroup
+          value={cardViewMode}
+          onChange={setCardViewMode}
+          options={[
+            {
+              value: 'detailed',
+              label: 'Détaillée',
+              icon: (
+                <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M4 6h16M4 12h16M4 18h16"
+                  />
+                </svg>
+              ),
+            },
+            {
+              value: 'compact',
+              label: 'Mini',
+              icon: (
+                <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M4 6h16M4 10h16M4 14h16M4 18h16"
+                  />
+                </svg>
+              ),
+            },
+          ]}
+        />
+      </div>
+
+      {periods.map((period) => {
+        const periodOKRs = okrsByPeriod[period];
+        const totalProgress =
+          periodOKRs.reduce((sum, okr) => sum + (okr.progress || 0), 0) / periodOKRs.length;
+
+        return (
+          <div key={period} className="space-y-4">
+            {/* Period Header */}
+            <div className="flex items-center justify-between border-b border-border pb-3">
+              <div className="flex items-center gap-3">
+                <span
+                  className="rounded-lg px-3 py-1 text-sm font-medium"
+                  style={{
+                    backgroundColor: 'color-mix(in srgb, var(--purple) 15%, transparent)',
+                    color: 'var(--purple)',
+                  }}
+                >
+                  {period}
+                </span>
+                <span className="text-sm text-muted">
+                  {periodOKRs.length} OKR{periodOKRs.length !== 1 ? 's' : ''}
+                </span>
+              </div>
+              <div className="text-sm font-medium text-foreground">
+                Progression moyenne:{' '}
+                <span style={{ color: 'var(--primary)' }}>{Math.round(totalProgress)}%</span>
+              </div>
+            </div>
+
+            {/* OKRs Grid */}
+            <div
+              className={`grid gap-6 ${cardViewMode === 'compact' ? 'md:grid-cols-2 lg:grid-cols-3' : 'md:grid-cols-2 lg:grid-cols-3'}`}
+            >
+              {periodOKRs.map((okr) => (
+                <OKRCard
+                  key={okr.id}
+                  okr={okr}
+                  teamId={okr.team.id}
+                  compact={cardViewMode === 'compact'}
+                />
+              ))}
+            </div>
+          </div>
+        );
+      })}
+    </div>
+  );
+}

src/components/okrs/index.ts

@@ -0,0 +1,5 @@
+export { OKRCard } from './OKRCard';
+export { OKRForm } from './OKRForm';
+export { KeyResultItem } from './KeyResultItem';
+export { OKRsList } from './OKRsList';
+export { ObjectivesList } from './ObjectivesList';

src/components/swot/QuadrantHelp.tsx

@@ -62,9 +62,9 @@ interface QuadrantHelpProps {
   category: SwotCategory;
 }
 
-export function QuadrantHelp({ category }: QuadrantHelpProps) {
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+export function QuadrantHelp({ category: _category }: QuadrantHelpProps) {
   const [isOpen, setIsOpen] = useState(false);
-  const content = HELP_CONTENT[category];
 
   return (
     <button

src/components/swot/index.ts

@@ -2,4 +2,4 @@ export { SwotBoard } from './SwotBoard';
 export { SwotQuadrant } from './SwotQuadrant';
 export { SwotCard } from './SwotCard';
 export { ActionPanel } from './ActionPanel';
-export { QuadrantHelp } from './QuadrantHelp';
+export { QuadrantHelp, QuadrantHelpPanel } from './QuadrantHelp';

src/components/teams/AddMemberModal.tsx

@@ -0,0 +1,160 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { Modal, ModalFooter } from '@/components/ui';
+import { Button } from '@/components/ui';
+import { Input } from '@/components/ui';
+import { Select } from '@/components/ui';
+import type { TeamRole } from '@/lib/types';
+import { TEAM_ROLE_LABELS } from '@/lib/types';
+
+interface User {
+  id: string;
+  email: string;
+  name: string | null;
+}
+
+interface AddMemberModalProps {
+  teamId: string;
+  existingMemberIds: string[];
+  onClose: () => void;
+  onSuccess: () => void;
+}
+
+export function AddMemberModal({ teamId, existingMemberIds, onClose, onSuccess }: AddMemberModalProps) {
+  const [users, setUsers] = useState<User[]>([]);
+  const [searchTerm, setSearchTerm] = useState('');
+  const [selectedUserId, setSelectedUserId] = useState<string | null>(null);
+  const [role, setRole] = useState<TeamRole>('MEMBER');
+  const [loading, setLoading] = useState(false);
+  const [fetchingUsers, setFetchingUsers] = useState(false);
+
+  useEffect(() => {
+    // Fetch all users
+    setFetchingUsers(true);
+    fetch('/api/users')
+      .then((res) => res.json())
+      .then((data) => {
+        // Filter out existing members
+        const availableUsers = data.filter((user: User) => !existingMemberIds.includes(user.id));
+        setUsers(availableUsers);
+      })
+      .catch((error) => {
+        console.error('Error fetching users:', error);
+      })
+      .finally(() => {
+        setFetchingUsers(false);
+      });
+  }, [existingMemberIds]);
+
+  const filteredUsers = users.filter(
+    (user) =>
+      user.email.toLowerCase().includes(searchTerm.toLowerCase()) ||
+      user.name?.toLowerCase().includes(searchTerm.toLowerCase())
+  );
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault();
+
+    if (!selectedUserId) {
+      alert('Veuillez sélectionner un utilisateur');
+      return;
+    }
+
+    setLoading(true);
+    try {
+      const response = await fetch(`/api/teams/${teamId}/members`, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ userId: selectedUserId, role }),
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        alert(error.error || 'Erreur lors de l\'ajout du membre');
+        return;
+      }
+
+      onSuccess();
+      onClose();
+    } catch (error) {
+      console.error('Error adding member:', error);
+      alert('Erreur lors de l\'ajout du membre');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  return (
+    <Modal isOpen={true} onClose={onClose} title="Ajouter un membre" size="md">
+      <form onSubmit={handleSubmit}>
+        <div className="space-y-4">
+          {/* User Search */}
+          <div>
+            <label className="block text-sm font-medium text-foreground mb-2">
+              Rechercher un utilisateur
+            </label>
+            <Input
+              type="text"
+              placeholder="Email ou nom..."
+              value={searchTerm}
+              onChange={(e) => setSearchTerm(e.target.value)}
+              disabled={fetchingUsers}
+            />
+          </div>
+
+          {/* User List */}
+          {fetchingUsers ? (
+            <div className="text-center py-4 text-muted">Chargement...</div>
+          ) : filteredUsers.length === 0 ? (
+            <div className="text-center py-4 text-muted">
+              {searchTerm ? 'Aucun utilisateur trouvé' : 'Aucun utilisateur disponible'}
+            </div>
+          ) : (
+            <div className="max-h-60 overflow-y-auto border border-border rounded-lg">
+              {filteredUsers.map((user) => (
+                <button
+                  key={user.id}
+                  type="button"
+                  onClick={() => setSelectedUserId(user.id)}
+                  className={`
+                    w-full text-left px-4 py-3 hover:bg-card-hover transition-colors
+                    ${selectedUserId === user.id ? 'bg-primary/10 border-l-2 border-primary' : ''}
+                  `}
+                >
+                  <div className="font-medium text-foreground">{user.name || 'Sans nom'}</div>
+                  <div className="text-sm text-muted">{user.email}</div>
+                </button>
+              ))}
+            </div>
+          )}
+
+          {/* Role Selection */}
+          <Select
+            label="Rôle"
+            value={role}
+            onChange={(e) => setRole(e.target.value as TeamRole)}
+            options={[
+              { value: 'MEMBER', label: TEAM_ROLE_LABELS.MEMBER },
+              { value: 'ADMIN', label: TEAM_ROLE_LABELS.ADMIN },
+            ]}
+          />
+        </div>
+
+        <ModalFooter>
+          <Button type="button" variant="outline" onClick={onClose}>
+            Annuler
+          </Button>
+          <Button
+            type="submit"
+            disabled={!selectedUserId || loading}
+            className="bg-[var(--purple)] text-white hover:opacity-90 border-transparent"
+          >
+            {loading ? 'Ajout...' : 'Ajouter'}
+          </Button>
+        </ModalFooter>
+      </form>
+    </Modal>
+  );
+}
+

src/components/teams/DeleteTeamButton.tsx

@@ -0,0 +1,77 @@
+'use client';
+
+import { useState, useTransition } from 'react';
+import { useRouter } from 'next/navigation';
+import { Button } from '@/components/ui';
+import { Modal, ModalFooter } from '@/components/ui';
+
+interface DeleteTeamButtonProps {
+  teamId: string;
+  teamName: string;
+}
+
+export function DeleteTeamButton({ teamId, teamName }: DeleteTeamButtonProps) {
+  const router = useRouter();
+  const [showModal, setShowModal] = useState(false);
+  const [isPending, startTransition] = useTransition();
+
+  const handleDelete = () => {
+    startTransition(async () => {
+      try {
+        const response = await fetch(`/api/teams/${teamId}`, {
+          method: 'DELETE',
+        });
+
+        if (!response.ok) {
+          const error = await response.json();
+          alert(error.error || "Erreur lors de la suppression de l'équipe");
+          return;
+        }
+
+        router.push('/teams');
+        router.refresh();
+      } catch (error) {
+        console.error('Error deleting team:', error);
+        alert("Erreur lors de la suppression de l'équipe");
+      }
+    });
+  };
+
+  return (
+    <>
+      <Button
+        onClick={() => setShowModal(true)}
+        variant="outline"
+        className="text-destructive border-destructive hover:bg-destructive/10"
+      >
+        Supprimer l&apos;équipe
+      </Button>
+
+      <Modal
+        isOpen={showModal}
+        onClose={() => setShowModal(false)}
+        title="Supprimer l'équipe"
+        size="sm"
+      >
+        <div className="space-y-4">
+          <p className="text-muted">
+            Êtes-vous sûr de vouloir supprimer l&apos;équipe{' '}
+            <strong className="text-foreground">&quot;{teamName}&quot;</strong> ?
+          </p>
+          <p className="text-sm text-destructive">
+            Cette action est irréversible. Tous les membres, OKRs et données associées seront
+            supprimés.
+          </p>
+          <ModalFooter>
+            <Button variant="ghost" onClick={() => setShowModal(false)} disabled={isPending}>
+              Annuler
+            </Button>
+            <Button variant="destructive" onClick={handleDelete} disabled={isPending}>
+              {isPending ? 'Suppression...' : 'Supprimer'}
+            </Button>
+          </ModalFooter>
+        </div>
+      </Modal>
+    </>
+  );
+}

src/components/teams/MembersList.tsx

@@ -0,0 +1,175 @@
+'use client';
+
+import { useState } from 'react';
+import { getGravatarUrl } from '@/lib/gravatar';
+import { Badge } from '@/components/ui';
+import { Button } from '@/components/ui';
+import { AddMemberModal } from './AddMemberModal';
+import type { TeamMember, TeamRole } from '@/lib/types';
+import { TEAM_ROLE_LABELS } from '@/lib/types';
+
+interface MembersListProps {
+  members: TeamMember[];
+  teamId: string;
+  isAdmin: boolean;
+  onMemberUpdate: () => void;
+}
+
+export function MembersList({ members, teamId, isAdmin, onMemberUpdate }: MembersListProps) {
+  const [addMemberOpen, setAddMemberOpen] = useState(false);
+  const [updatingRole, setUpdatingRole] = useState<string | null>(null);
+  const [removingMember, setRemovingMember] = useState<string | null>(null);
+
+  const handleRoleChange = async (userId: string, newRole: TeamRole) => {
+    setUpdatingRole(userId);
+    try {
+      const response = await fetch(`/api/teams/${teamId}/members`, {
+        method: 'PATCH',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ userId, role: newRole }),
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        alert(error.error || 'Erreur lors de la mise à jour du rôle');
+        return;
+      }
+
+      onMemberUpdate();
+    } catch (error) {
+      console.error('Error updating role:', error);
+      alert('Erreur lors de la mise à jour du rôle');
+    } finally {
+      setUpdatingRole(null);
+    }
+  };
+
+  const handleRemoveMember = async (userId: string) => {
+    if (!confirm('Êtes-vous sûr de vouloir retirer ce membre de l\'équipe ?')) {
+      return;
+    }
+
+    setRemovingMember(userId);
+    try {
+      const response = await fetch(`/api/teams/${teamId}/members?userId=${userId}`, {
+        method: 'DELETE',
+      });
+
+      if (!response.ok) {
+        const error = await response.json();
+        alert(error.error || 'Erreur lors de la suppression du membre');
+        return;
+      }
+
+      onMemberUpdate();
+    } catch (error) {
+      console.error('Error removing member:', error);
+      alert('Erreur lors de la suppression du membre');
+    } finally {
+      setRemovingMember(null);
+    }
+  };
+
+  return (
+    <div>
+      <div className="mb-4 flex items-center justify-between">
+        <h3 className="text-lg font-semibold text-foreground">Membres ({members.length})</h3>
+        {isAdmin && (
+          <Button
+            onClick={() => setAddMemberOpen(true)}
+            className="bg-[var(--purple)] text-white hover:opacity-90 border-transparent"
+          >
+            Ajouter un membre
+          </Button>
+        )}
+      </div>
+
+      <div className="space-y-3">
+        {members.map((member) => (
+          <div
+            key={member.id}
+            className="flex items-center gap-4 rounded-xl border border-border bg-card p-4"
+          >
+            {/* Avatar */}
+            {/* eslint-disable-next-line @next/next/no-img-element */}
+            <img
+              src={getGravatarUrl(member.user.email, 96)}
+              alt={member.user.name || member.user.email}
+              width={48}
+              height={48}
+              className="rounded-full border-2 border-border"
+            />
+
+            {/* User Info */}
+            <div className="min-w-0 flex-1">
+              <div className="flex items-center gap-2">
+                <span className="font-medium text-foreground truncate">
+                  {member.user.name || 'Sans nom'}
+                </span>
+                <Badge
+                  style={{
+                    backgroundColor:
+                      member.role === 'ADMIN'
+                        ? 'color-mix(in srgb, var(--purple) 15%, transparent)'
+                        : 'color-mix(in srgb, var(--gray) 15%, transparent)',
+                    color: member.role === 'ADMIN' ? 'var(--purple)' : 'var(--gray)',
+                  }}
+                >
+                  {TEAM_ROLE_LABELS[member.role]}
+                </Badge>
+              </div>
+              <div className="text-sm text-muted truncate">{member.user.email}</div>
+            </div>
+
+            {/* Actions */}
+            {isAdmin && (
+              <div className="flex items-center gap-2">
+                {member.role === 'MEMBER' ? (
+                  <Button
+                    onClick={() => handleRoleChange(member.userId, 'ADMIN')}
+                    disabled={updatingRole === member.userId}
+                    variant="outline"
+                    size="sm"
+                  >
+                    {updatingRole === member.userId ? '...' : 'Promouvoir Admin'}
+                  </Button>
+                ) : (
+                  <Button
+                    onClick={() => handleRoleChange(member.userId, 'MEMBER')}
+                    disabled={updatingRole === member.userId}
+                    variant="outline"
+                    size="sm"
+                  >
+                    {updatingRole === member.userId ? '...' : 'Rétrograder'}
+                  </Button>
+                )}
+                <Button
+                  onClick={() => handleRemoveMember(member.userId)}
+                  disabled={removingMember === member.userId}
+                  variant="outline"
+                  size="sm"
+                  style={{
+                    color: 'var(--destructive)',
+                    borderColor: 'var(--destructive)',
+                  }}
+                >
+                  {removingMember === member.userId ? '...' : 'Retirer'}
+                </Button>
+              </div>
+            )}
+          </div>
+        ))}
+      </div>
+
+      {addMemberOpen && (
+        <AddMemberModal
+          teamId={teamId}
+          existingMemberIds={members.map((m) => m.userId)}
+          onClose={() => setAddMemberOpen(false)}
+          onSuccess={onMemberUpdate}
+        />
+      )}
+    </div>
+  );
+}
+

src/components/teams/TeamCard.tsx

@@ -0,0 +1,64 @@
+'use client';
+
+import Link from 'next/link';
+import { Card, CardContent, CardHeader, CardTitle, CardDescription } from '@/components/ui';
+import { Badge } from '@/components/ui';
+import type { Team } from '@/lib/types';
+
+interface TeamCardProps {
+  team: Team & { userRole?: string; userOkrCount?: number; _count?: { members: number } };
+}
+
+export function TeamCard({ team }: TeamCardProps) {
+  const memberCount = team._count?.members || team.members?.length || 0;
+  const okrCount = team.userOkrCount || 0;
+  const isAdmin = team.userRole === 'ADMIN';
+
+  return (
+    <Link href={`/teams/${team.id}`}>
+      <Card hover className="h-full">
+        <CardHeader>
+          <div className="flex items-start justify-between">
+            <div className="flex-1">
+              <div className="flex items-center gap-2">
+                <span className="text-2xl">👥</span>
+                <CardTitle>{team.name}</CardTitle>
+              </div>
+              {team.description && <CardDescription className="mt-2">{team.description}</CardDescription>}
+            </div>
+            {isAdmin && (
+              <Badge
+                style={{
+                  backgroundColor: 'color-mix(in srgb, var(--purple) 15%, transparent)',
+                  color: 'var(--purple)',
+                }}
+              >
+                Admin
+              </Badge>
+            )}
+          </div>
+        </CardHeader>
+        <CardContent>
+          <div className="flex items-center gap-4 text-sm text-muted">
+            <div className="flex items-center gap-1.5">
+              <svg className="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path
+                  strokeLinecap="round"
+                  strokeLinejoin="round"
+                  strokeWidth={2}
+                  d="M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0z"
+                />
+              </svg>
+              <span>{memberCount} membre{memberCount !== 1 ? 's' : ''}</span>
+            </div>
+            <div className="flex items-center gap-1.5">
+              <span className="text-lg">🎯</span>
+              <span>{okrCount} OKR{okrCount !== 1 ? 's' : ''}</span>
+            </div>
+          </div>
+        </CardContent>
+      </Card>
+    </Link>
+  );
+}
+

src/components/teams/TeamDetailClient.tsx

@@ -0,0 +1,22 @@
+'use client';
+
+import { useRouter } from 'next/navigation';
+import { MembersList } from './MembersList';
+import type { TeamMember } from '@/lib/types';
+
+interface TeamDetailClientProps {
+  members: TeamMember[];
+  teamId: string;
+  isAdmin: boolean;
+}
+
+export function TeamDetailClient({ members, teamId, isAdmin }: TeamDetailClientProps) {
+  const router = useRouter();
+
+  const handleMemberUpdate = () => {
+    router.refresh();
+  };
+
+  return <MembersList members={members} teamId={teamId} isAdmin={isAdmin} onMemberUpdate={handleMemberUpdate} />;
+}
+

src/components/teams/index.ts

@@ -0,0 +1,5 @@
+export { TeamCard } from './TeamCard';
+export { TeamDetailClient } from './TeamDetailClient';
+export { MembersList } from './MembersList';
+export { AddMemberModal } from './AddMemberModal';
+export { DeleteTeamButton } from './DeleteTeamButton';

src/components/ui/EditableWeatherTitle.tsx

@@ -0,0 +1,28 @@
+'use client';
+
+import { EditableTitle } from './EditableTitle';
+import { updateWeatherSession } from '@/actions/weather';
+
+interface EditableWeatherTitleProps {
+  sessionId: string;
+  initialTitle: string;
+  isOwner: boolean;
+}
+
+export function EditableWeatherTitle({
+  sessionId,
+  initialTitle,
+  isOwner,
+}: EditableWeatherTitleProps) {
+  return (
+    <EditableTitle
+      sessionId={sessionId}
+      initialTitle={initialTitle}
+      isOwner={isOwner}
+      onUpdate={async (id, title) => {
+        const result = await updateWeatherSession(id, { title });
+        return result;
+      }}
+    />
+  );
+}

src/components/ui/EditableWeeklyCheckInTitle.tsx

@@ -0,0 +1,28 @@
+'use client';
+
+import { EditableTitle } from './EditableTitle';
+import { updateWeeklyCheckInSession } from '@/actions/weekly-checkin';
+
+interface EditableWeeklyCheckInTitleProps {
+  sessionId: string;
+  initialTitle: string;
+  isOwner: boolean;
+}
+
+export function EditableWeeklyCheckInTitle({
+  sessionId,
+  initialTitle,
+  isOwner,
+}: EditableWeeklyCheckInTitleProps) {
+  return (
+    <EditableTitle
+      sessionId={sessionId}
+      initialTitle={initialTitle}
+      isOwner={isOwner}
+      onUpdate={async (id, title) => {
+        const result = await updateWeeklyCheckInSession(id, { title });
+        return result;
+      }}
+    />
+  );
+}

src/components/ui/Select.tsx

@@ -0,0 +1,71 @@
+import { forwardRef, SelectHTMLAttributes } from 'react';
+
+interface SelectOption {
+  value: string;
+  label: string;
+  disabled?: boolean;
+}
+
+interface SelectProps extends Omit<SelectHTMLAttributes<HTMLSelectElement>, 'children'> {
+  label?: string;
+  error?: string;
+  options: SelectOption[];
+  placeholder?: string;
+}
+
+export const Select = forwardRef<HTMLSelectElement, SelectProps>(
+  ({ className = '', label, error, id, options, placeholder, ...props }, ref) => {
+    const selectId = id || props.name;
+
+    return (
+      <div className="w-full">
+        {label && (
+          <label htmlFor={selectId} className="mb-2 block text-sm font-medium text-foreground">
+            {label}
+          </label>
+        )}
+        <div className="relative">
+          <select
+            ref={ref}
+            id={selectId}
+            className={`
+              w-full appearance-none rounded-lg border bg-input px-4 py-2.5 pr-10 text-foreground
+              placeholder:text-muted-foreground
+              focus:outline-none focus:ring-2 focus:ring-primary/20
+              disabled:cursor-not-allowed disabled:opacity-50
+              ${error ? 'border-destructive focus:border-destructive' : 'border-input-border focus:border-primary'}
+              ${className}
+            `}
+            {...props}
+          >
+            {placeholder && (
+              <option value="" disabled={props.required}>
+                {placeholder}
+              </option>
+            )}
+            {options.map((option) => (
+              <option key={option.value} value={option.value} disabled={option.disabled}>
+                {option.label}
+              </option>
+            ))}
+          </select>
+          {/* Custom arrow icon */}
+          <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+            <svg
+              className="h-5 w-5 text-muted-foreground"
+              fill="none"
+              stroke="currentColor"
+              viewBox="0 0 24 24"
+            >
+              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+            </svg>
+          </div>
+        </div>
+        {error && <p className="mt-1.5 text-sm text-destructive">{error}</p>}
+      </div>
+    );
+  }
+);
+
+Select.displayName = 'Select';
+

src/components/ui/ToggleGroup.tsx

@@ -0,0 +1,46 @@
+'use client';
+
+import { ReactNode } from 'react';
+
+export interface ToggleOption<T extends string> {
+  value: T;
+  label: string;
+  icon?: ReactNode;
+}
+
+interface ToggleGroupProps<T extends string> {
+  value: T;
+  options: ToggleOption<T>[];
+  onChange: (value: T) => void;
+  className?: string;
+}
+
+export function ToggleGroup<T extends string>({
+  value,
+  options,
+  onChange,
+  className = '',
+}: ToggleGroupProps<T>) {
+  return (
+    <div className={`flex items-center gap-2 rounded-lg border border-border bg-card p-1 ${className}`}>
+      {options.map((option) => (
+        <button
+          key={option.value}
+          type="button"
+          onClick={() => onChange(option.value)}
+          className={`
+            flex items-center gap-1.5 rounded-md px-3 py-1.5 text-sm font-medium transition-colors
+            ${value === option.value
+              ? 'bg-[#8b5cf6] text-white shadow-sm'
+              : 'text-muted hover:text-foreground hover:bg-card-hover'
+            }
+          `}
+        >
+          {option.icon && <span className="flex items-center">{option.icon}</span>}
+          {option.label}
+        </button>
+      ))}
+    </div>
+  );
+}
+

src/components/ui/index.ts

@@ -7,6 +7,11 @@ export { EditableTitle } from './EditableTitle';
 export { EditableSessionTitle } from './EditableSessionTitle';
 export { EditableMotivatorTitle } from './EditableMotivatorTitle';
 export { EditableYearReviewTitle } from './EditableYearReviewTitle';
+export { EditableWeeklyCheckInTitle } from './EditableWeeklyCheckInTitle';
+export { EditableWeatherTitle } from './EditableWeatherTitle';
 export { Input } from './Input';
 export { Modal, ModalFooter } from './Modal';
+export { Select } from './Select';
 export { Textarea } from './Textarea';
+export { ToggleGroup } from './ToggleGroup';
+export type { ToggleOption } from './ToggleGroup';

src/components/weather/WeatherBoard.tsx

@@ -0,0 +1,146 @@
+'use client';
+
+import { useMemo } from 'react';
+import { WeatherCard } from './WeatherCard';
+
+interface WeatherEntry {
+  id: string;
+  userId: string;
+  performanceEmoji: string | null;
+  moralEmoji: string | null;
+  fluxEmoji: string | null;
+  valueCreationEmoji: string | null;
+  notes: string | null;
+  user: {
+    id: string;
+    name: string | null;
+    email: string;
+  };
+}
+
+interface Share {
+  id: string;
+  userId: string;
+  user: {
+    id: string;
+    name: string | null;
+    email: string;
+  };
+}
+
+interface WeatherBoardProps {
+  sessionId: string;
+  currentUserId: string;
+  currentUser: {
+    id: string;
+    name: string | null;
+    email: string;
+  };
+  entries: WeatherEntry[];
+  shares: Share[];
+  owner: {
+    id: string;
+    name: string | null;
+    email: string;
+  };
+  canEdit: boolean;
+}
+
+export function WeatherBoard({
+  sessionId,
+  currentUserId,
+  entries,
+  shares,
+  owner,
+  canEdit,
+}: WeatherBoardProps) {
+  // Get all users who have access: owner + shared users
+  const allUsers = useMemo(() => {
+    const usersMap = new Map<string, { id: string; name: string | null; email: string }>();
+    
+    // Add owner
+    usersMap.set(owner.id, owner);
+    
+    // Add shared users
+    shares.forEach((share) => {
+      usersMap.set(share.userId, share.user);
+    });
+    
+    return Array.from(usersMap.values());
+  }, [owner, shares]);
+
+  // Create entries map for quick lookup
+  const entriesMap = useMemo(() => {
+    const map = new Map<string, WeatherEntry>();
+    entries.forEach((entry) => {
+      map.set(entry.userId, entry);
+    });
+    return map;
+  }, [entries]);
+
+  // Create entries for all users (with placeholder entries for users without entries)
+  const allEntries = useMemo(() => {
+    return allUsers.map((user) => {
+      const existingEntry = entriesMap.get(user.id);
+      if (existingEntry) {
+        return existingEntry;
+      }
+      // Create placeholder entry for user without entry
+      return {
+        id: '',
+        userId: user.id,
+        performanceEmoji: null,
+        moralEmoji: null,
+        fluxEmoji: null,
+        valueCreationEmoji: null,
+        notes: null,
+        user,
+      };
+    });
+  }, [allUsers, entriesMap]);
+
+  // Sort: current user first, then owner, then others
+  const sortedEntries = useMemo(() => {
+    return [...allEntries].sort((a, b) => {
+      if (a.userId === currentUserId) return -1;
+      if (b.userId === currentUserId) return 1;
+      if (a.userId === owner.id) return -1;
+      if (b.userId === owner.id) return 1;
+      return (a.user.name || a.user.email).localeCompare(b.user.name || b.user.email, 'fr');
+    });
+  }, [allEntries, currentUserId, owner.id]);
+
+  return (
+    <div className="overflow-x-auto rounded-lg border border-border bg-card">
+      <table className="w-full">
+        <thead>
+          <tr className="border-b border-border bg-card-column">
+            <th className="px-4 py-3 text-left text-sm font-medium text-foreground">Membre</th>
+            <th className="px-4 py-3 text-center text-sm font-medium text-foreground">
+              Performance
+            </th>
+            <th className="px-4 py-3 text-center text-sm font-medium text-foreground">Moral</th>
+            <th className="px-4 py-3 text-center text-sm font-medium text-foreground">Flux</th>
+            <th className="px-4 py-3 text-center text-sm font-medium text-foreground">
+              Création de valeur
+            </th>
+            <th className="px-4 py-3 text-left text-sm font-medium text-foreground min-w-[300px]">
+              Notes
+            </th>
+          </tr>
+        </thead>
+        <tbody>
+          {sortedEntries.map((entry) => (
+            <WeatherCard
+              key={entry.userId}
+              sessionId={sessionId}
+              currentUserId={currentUserId}
+              entry={entry}
+              canEdit={canEdit}
+            />
+          ))}
+        </tbody>
+      </table>
+    </div>
+  );
+}

src/components/weather/WeatherCard.tsx

@@ -0,0 +1,273 @@
+'use client';
+
+import { useState, useTransition } from 'react';
+import { createOrUpdateWeatherEntry } from '@/actions/weather';
+import { Avatar } from '@/components/ui/Avatar';
+import { Textarea } from '@/components/ui/Textarea';
+
+const WEATHER_EMOJIS = [
+  { emoji: '', label: 'Aucun' },
+  { emoji: '☀️', label: 'Soleil' },
+  { emoji: '🌤️', label: 'Soleil derrière nuage' },
+  { emoji: '⛅', label: 'Soleil et nuages' },
+  { emoji: '☁️', label: 'Nuages' },
+  { emoji: '🌦️', label: 'Soleil et pluie' },
+  { emoji: '🌧️', label: 'Pluie' },
+  { emoji: '⛈️', label: 'Orage et pluie' },
+  { emoji: '🌩️', label: 'Éclair' },
+  { emoji: '❄️', label: 'Neige' },
+  { emoji: '🌨️', label: 'Neige qui tombe' },
+  { emoji: '🌪️', label: 'Tornade' },
+  { emoji: '🌫️', label: 'Brouillard' },
+  { emoji: '🌈', label: 'Arc-en-ciel' },
+  { emoji: '🌊', label: 'Vague' },
+  { emoji: '🔥', label: 'Feu' },
+  { emoji: '💨', label: 'Vent' },
+  { emoji: '⭐', label: 'Étoile' },
+  { emoji: '🌟', label: 'Étoile brillante' },
+  { emoji: '✨', label: 'Étincelles' },
+];
+
+interface WeatherEntry {
+  id: string;
+  userId: string;
+  performanceEmoji: string | null;
+  moralEmoji: string | null;
+  fluxEmoji: string | null;
+  valueCreationEmoji: string | null;
+  notes: string | null;
+  user: {
+    id: string;
+    name: string | null;
+    email: string;
+  };
+}
+
+interface WeatherCardProps {
+  sessionId: string;
+  currentUserId: string;
+  entry: WeatherEntry;
+  canEdit: boolean;
+}
+
+export function WeatherCard({ sessionId, currentUserId, entry, canEdit }: WeatherCardProps) {
+  const [isPending, startTransition] = useTransition();
+  const [notes, setNotes] = useState(entry.notes || '');
+  const [performanceEmoji, setPerformanceEmoji] = useState(entry.performanceEmoji || null);
+  const [moralEmoji, setMoralEmoji] = useState(entry.moralEmoji || null);
+  const [fluxEmoji, setFluxEmoji] = useState(entry.fluxEmoji || null);
+  const [valueCreationEmoji, setValueCreationEmoji] = useState(entry.valueCreationEmoji || null);
+
+  const isCurrentUser = entry.userId === currentUserId;
+  const canEditThis = canEdit && isCurrentUser;
+
+  function handleEmojiChange(axis: 'performance' | 'moral' | 'flux' | 'valueCreation', emoji: string | null) {
+    if (!canEditThis) return;
+
+    // Calculate new values
+    const newPerformanceEmoji = axis === 'performance' ? emoji : performanceEmoji;
+    const newMoralEmoji = axis === 'moral' ? emoji : moralEmoji;
+    const newFluxEmoji = axis === 'flux' ? emoji : fluxEmoji;
+    const newValueCreationEmoji = axis === 'valueCreation' ? emoji : valueCreationEmoji;
+
+    // Update local state immediately
+    if (axis === 'performance') {
+      setPerformanceEmoji(emoji);
+    } else if (axis === 'moral') {
+      setMoralEmoji(emoji);
+    } else if (axis === 'flux') {
+      setFluxEmoji(emoji);
+    } else if (axis === 'valueCreation') {
+      setValueCreationEmoji(emoji);
+    }
+
+    // Save to server with new values
+    startTransition(async () => {
+      await createOrUpdateWeatherEntry(sessionId, {
+        performanceEmoji: newPerformanceEmoji,
+        moralEmoji: newMoralEmoji,
+        fluxEmoji: newFluxEmoji,
+        valueCreationEmoji: newValueCreationEmoji,
+        notes,
+      });
+    });
+  }
+
+  function handleNotesChange(newNotes: string) {
+    if (!canEditThis) return;
+    setNotes(newNotes);
+  }
+
+  function handleNotesBlur() {
+    if (!canEditThis) return;
+    startTransition(async () => {
+      await createOrUpdateWeatherEntry(sessionId, {
+        performanceEmoji,
+        moralEmoji,
+        fluxEmoji,
+        valueCreationEmoji,
+        notes,
+      });
+    });
+  }
+
+  // For current user without entry, we need to get user info from somewhere
+  // For now, we'll use a placeholder - in real app, you'd pass user info as prop
+  const user = entry.user;
+
+  return (
+    <tr className={`border-b border-border ${isPending ? 'opacity-50' : ''}`}>
+      {/* User column */}
+      <td className="px-4 py-3">
+        <div className="flex items-center gap-2">
+          <Avatar email={user.email} name={user.name} size={32} />
+          <span className="text-sm font-medium text-foreground">
+            {user.name || user.email || 'Vous'}
+          </span>
+        </div>
+      </td>
+
+      {/* Performance */}
+      <td className="px-4 py-3">
+        {canEditThis ? (
+          <div className="relative">
+            <select
+              value={performanceEmoji || ''}
+              onChange={(e) => handleEmojiChange('performance', e.target.value || null)}
+              className="w-full appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-lg text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+            >
+              {WEATHER_EMOJIS.map(({ emoji, label }) => (
+                <option key={emoji || 'none'} value={emoji}>
+                  {emoji} {label}
+                </option>
+              ))}
+            </select>
+            <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+              <svg
+                className="h-4 w-4 text-muted"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+              >
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+              </svg>
+            </div>
+          </div>
+        ) : (
+          <div className="text-2xl text-center">{performanceEmoji || '-'}</div>
+        )}
+      </td>
+
+      {/* Moral */}
+      <td className="px-4 py-3">
+        {canEditThis ? (
+          <div className="relative">
+            <select
+              value={moralEmoji || ''}
+              onChange={(e) => handleEmojiChange('moral', e.target.value || null)}
+              className="w-full appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-lg text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+            >
+              {WEATHER_EMOJIS.map(({ emoji, label }) => (
+                <option key={emoji || 'none'} value={emoji}>
+                  {emoji} {label}
+                </option>
+              ))}
+            </select>
+            <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+              <svg
+                className="h-4 w-4 text-muted"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+              >
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+              </svg>
+            </div>
+          </div>
+        ) : (
+          <div className="text-2xl text-center">{moralEmoji || '-'}</div>
+        )}
+      </td>
+
+      {/* Flux */}
+      <td className="px-4 py-3">
+        {canEditThis ? (
+          <div className="relative">
+            <select
+              value={fluxEmoji || ''}
+              onChange={(e) => handleEmojiChange('flux', e.target.value || null)}
+              className="w-full appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-lg text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+            >
+              {WEATHER_EMOJIS.map(({ emoji, label }) => (
+                <option key={emoji || 'none'} value={emoji}>
+                  {emoji} {label}
+                </option>
+              ))}
+            </select>
+            <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+              <svg
+                className="h-4 w-4 text-muted"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+              >
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+              </svg>
+            </div>
+          </div>
+        ) : (
+          <div className="text-2xl text-center">{fluxEmoji || '-'}</div>
+        )}
+      </td>
+
+      {/* Création de valeur */}
+      <td className="px-4 py-3">
+        {canEditThis ? (
+          <div className="relative">
+            <select
+              value={valueCreationEmoji || ''}
+              onChange={(e) => handleEmojiChange('valueCreation', e.target.value || null)}
+              className="w-full appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-lg text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+            >
+              {WEATHER_EMOJIS.map(({ emoji, label }) => (
+                <option key={emoji || 'none'} value={emoji}>
+                  {emoji} {label}
+                </option>
+              ))}
+            </select>
+            <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+              <svg
+                className="h-4 w-4 text-muted"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+              >
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+              </svg>
+            </div>
+          </div>
+        ) : (
+          <div className="text-2xl text-center">{valueCreationEmoji || '-'}</div>
+        )}
+      </td>
+
+      {/* Notes */}
+      <td className="px-4 py-3 min-w-[300px]">
+        {canEditThis ? (
+          <Textarea
+            value={notes}
+            onChange={(e) => handleNotesChange(e.target.value)}
+            onBlur={handleNotesBlur}
+            placeholder="Notes globales..."
+            className="min-h-[120px] w-full resize-y"
+            rows={5}
+          />
+        ) : (
+          <div className="text-sm text-foreground whitespace-pre-wrap min-h-[120px]">
+            {notes || '-'}
+          </div>
+        )}
+      </td>
+    </tr>
+  );
+}

src/components/weather/WeatherInfoPanel.tsx

@@ -0,0 +1,56 @@
+'use client';
+
+import { useState } from 'react';
+
+export function WeatherInfoPanel() {
+  const [isOpen, setIsOpen] = useState(false);
+
+  return (
+    <div className="mb-6 rounded-lg border border-border bg-card-hover">
+      <button
+        onClick={() => setIsOpen(!isOpen)}
+        className="w-full flex items-center justify-between px-4 py-2.5 text-left transition-colors hover:bg-card"
+      >
+        <h3 className="text-sm font-semibold text-foreground">Les 4 axes de la météo personnelle</h3>
+        <svg
+          className={`h-4 w-4 text-muted transition-transform ${isOpen ? 'rotate-180' : ''}`}
+          fill="none"
+          stroke="currentColor"
+          viewBox="0 0 24 24"
+        >
+          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+        </svg>
+      </button>
+      {isOpen && (
+        <div className="border-t border-border px-4 py-3">
+          <div className="grid gap-2.5 sm:grid-cols-2 lg:grid-cols-4">
+            <div>
+              <p className="text-xs font-medium text-foreground mb-0.5">☀️ Performance</p>
+              <p className="text-xs text-muted leading-relaxed">
+                Votre performance personnelle et l&apos;atteinte de vos objectifs
+              </p>
+            </div>
+            <div>
+              <p className="text-xs font-medium text-foreground mb-0.5">😊 Moral</p>
+              <p className="text-xs text-muted leading-relaxed">
+                Votre moral actuel et votre ressenti
+              </p>
+            </div>
+            <div>
+              <p className="text-xs font-medium text-foreground mb-0.5">🌊 Flux</p>
+              <p className="text-xs text-muted leading-relaxed">
+                Votre flux de travail personnel et les blocages éventuels
+              </p>
+            </div>
+            <div>
+              <p className="text-xs font-medium text-foreground mb-0.5">💎 Création de valeur</p>
+              <p className="text-xs text-muted leading-relaxed">
+                Votre création de valeur et votre apport
+              </p>
+            </div>
+          </div>
+        </div>
+      )}
+    </div>
+  );
+}

src/components/weather/WeatherLiveWrapper.tsx

@@ -0,0 +1,142 @@
+'use client';
+
+import { useState, useCallback } from 'react';
+import { useWeatherLive, type WeatherLiveEvent } from '@/hooks/useWeatherLive';
+import { LiveIndicator } from '@/components/collaboration/LiveIndicator';
+import { WeatherShareModal } from './WeatherShareModal';
+import { Button } from '@/components/ui/Button';
+import { Avatar } from '@/components/ui/Avatar';
+import type { ShareRole } from '@prisma/client';
+
+interface ShareUser {
+  id: string;
+  name: string | null;
+  email: string;
+}
+
+interface Share {
+  id: string;
+  role: ShareRole;
+  user: ShareUser;
+  createdAt: Date;
+}
+
+interface Team {
+  id: string;
+  name: string;
+  description: string | null;
+  userRole: 'ADMIN' | 'MEMBER';
+}
+
+interface WeatherLiveWrapperProps {
+  sessionId: string;
+  sessionTitle: string;
+  currentUserId: string;
+  shares: Share[];
+  isOwner: boolean;
+  canEdit: boolean;
+  userTeams?: Team[];
+  children: React.ReactNode;
+}
+
+export function WeatherLiveWrapper({
+  sessionId,
+  sessionTitle,
+  currentUserId,
+  shares,
+  isOwner,
+  canEdit,
+  userTeams = [],
+  children,
+}: WeatherLiveWrapperProps) {
+  const [shareModalOpen, setShareModalOpen] = useState(false);
+  const [lastEventUser, setLastEventUser] = useState<string | null>(null);
+
+  const handleEvent = useCallback((event: WeatherLiveEvent) => {
+    // Show who made the last change
+    if (event.user?.name || event.user?.email) {
+      setLastEventUser(event.user.name || event.user.email);
+      // Clear after 3 seconds
+      setTimeout(() => setLastEventUser(null), 3000);
+    }
+  }, []);
+
+  const { isConnected, error } = useWeatherLive({
+    sessionId,
+    currentUserId,
+    onEvent: handleEvent,
+  });
+
+  return (
+    <>
+      {/* Header toolbar */}
+      <div className="mb-4 flex items-center justify-between rounded-lg border border-border bg-card p-3">
+        <div className="flex items-center gap-4">
+          <LiveIndicator isConnected={isConnected} error={error} />
+
+          {lastEventUser && (
+            <div className="flex items-center gap-2 text-sm text-muted animate-pulse">
+              <span>✏️</span>
+              <span>{lastEventUser} édite...</span>
+            </div>
+          )}
+
+          {!canEdit && (
+            <div className="flex items-center gap-2 rounded-full bg-yellow/10 px-3 py-1.5 text-sm text-yellow">
+              <span>👁️</span>
+              <span>Mode lecture</span>
+            </div>
+          )}
+        </div>
+
+        <div className="flex items-center gap-2">
+          {/* Collaborators avatars */}
+          {shares.length > 0 && (
+            <div className="flex -space-x-2">
+              {shares.slice(0, 3).map((share) => (
+                <Avatar
+                  key={share.id}
+                  email={share.user.email}
+                  name={share.user.name}
+                  size={32}
+                  className="border-2 border-card"
+                />
+              ))}
+              {shares.length > 3 && (
+                <div className="flex h-8 w-8 items-center justify-center rounded-full border-2 border-card bg-muted/20 text-xs font-medium text-muted">
+                  +{shares.length - 3}
+                </div>
+              )}
+            </div>
+          )}
+
+          <Button variant="outline" size="sm" onClick={() => setShareModalOpen(true)}>
+            <svg
+              xmlns="http://www.w3.org/2000/svg"
+              viewBox="0 0 20 20"
+              fill="currentColor"
+              className="mr-2 h-4 w-4"
+            >
+              <path d="M13 4.5a2.5 2.5 0 11.702 1.737L6.97 9.604a2.518 2.518 0 010 .792l6.733 3.367a2.5 2.5 0 11-.671 1.341l-6.733-3.367a2.5 2.5 0 110-3.475l6.733-3.366A2.52 2.52 0 0113 4.5z" />
+            </svg>
+            Partager
+          </Button>
+        </div>
+      </div>
+
+      {/* Content */}
+      <div className={!canEdit ? 'pointer-events-none opacity-90' : ''}>{children}</div>
+
+      {/* Share Modal */}
+      <WeatherShareModal
+        isOpen={shareModalOpen}
+        onClose={() => setShareModalOpen(false)}
+        sessionId={sessionId}
+        sessionTitle={sessionTitle}
+        shares={shares}
+        isOwner={isOwner}
+        userTeams={userTeams}
+      />
+    </>
+  );
+}

src/components/weather/WeatherShareModal.tsx

@@ -0,0 +1,307 @@
+'use client';
+
+import { useState, useTransition } from 'react';
+import Link from 'next/link';
+import { Modal } from '@/components/ui/Modal';
+import { Input } from '@/components/ui/Input';
+import { Button } from '@/components/ui/Button';
+import { Badge } from '@/components/ui/Badge';
+import { Avatar } from '@/components/ui/Avatar';
+import { shareWeatherSession, shareWeatherSessionToTeam, removeWeatherShare } from '@/actions/weather';
+import type { ShareRole } from '@prisma/client';
+
+interface ShareUser {
+  id: string;
+  name: string | null;
+  email: string;
+}
+
+interface Share {
+  id: string;
+  role: ShareRole;
+  user: ShareUser;
+  createdAt: Date;
+}
+
+interface Team {
+  id: string;
+  name: string;
+  description: string | null;
+  userRole: 'ADMIN' | 'MEMBER';
+}
+
+interface WeatherShareModalProps {
+  isOpen: boolean;
+  onClose: () => void;
+  sessionId: string;
+  sessionTitle: string;
+  shares: Share[];
+  isOwner: boolean;
+  userTeams?: Team[];
+}
+
+export function WeatherShareModal({
+  isOpen,
+  onClose,
+  sessionId,
+  sessionTitle,
+  shares,
+  isOwner,
+  userTeams = [],
+}: WeatherShareModalProps) {
+  const [shareType, setShareType] = useState<'user' | 'team'>('user');
+  const [email, setEmail] = useState('');
+  const [teamId, setTeamId] = useState('');
+  const [role, setRole] = useState<ShareRole>('EDITOR');
+  const [error, setError] = useState<string | null>(null);
+  const [isPending, startTransition] = useTransition();
+
+  async function handleShare(e: React.FormEvent) {
+    e.preventDefault();
+    setError(null);
+
+    startTransition(async () => {
+      let result;
+      if (shareType === 'team') {
+        result = await shareWeatherSessionToTeam(sessionId, teamId, role);
+      } else {
+        result = await shareWeatherSession(sessionId, email, role);
+      }
+      
+      if (result.success) {
+        setEmail('');
+        setTeamId('');
+      } else {
+        setError(result.error || 'Erreur lors du partage');
+      }
+    });
+  }
+
+  async function handleRemove(userId: string) {
+    startTransition(async () => {
+      await removeWeatherShare(sessionId, userId);
+    });
+  }
+
+  return (
+    <Modal isOpen={isOpen} onClose={onClose} title="Partager la météo">
+      <div className="space-y-6">
+        {/* Session info */}
+        <div>
+          <p className="text-sm text-muted">Météo personnelle</p>
+          <p className="font-medium text-foreground">{sessionTitle}</p>
+        </div>
+
+        {/* Share form (only for owner) */}
+        {isOwner && (
+          <form onSubmit={handleShare} className="space-y-4">
+            {/* Share type selector */}
+            <div className="flex gap-2 border-b border-border pb-3">
+              <button
+                type="button"
+                onClick={() => {
+                  setShareType('user');
+                  setEmail('');
+                  setTeamId('');
+                }}
+                className={`flex-1 rounded-lg px-4 py-2 text-sm font-medium transition-colors ${
+                  shareType === 'user'
+                    ? 'bg-primary text-primary-foreground'
+                    : 'bg-card-hover text-muted hover:text-foreground'
+                }`}
+              >
+                👤 Utilisateur
+              </button>
+              <button
+                type="button"
+                onClick={() => {
+                  setShareType('team');
+                  setEmail('');
+                  setTeamId('');
+                }}
+                className={`flex-1 rounded-lg px-4 py-2 text-sm font-medium transition-colors ${
+                  shareType === 'team'
+                    ? 'bg-primary text-primary-foreground'
+                    : 'bg-card-hover text-muted hover:text-foreground'
+                }`}
+              >
+                👥 Équipe
+              </button>
+            </div>
+
+            {/* User share */}
+            {shareType === 'user' && (
+              <div className="flex gap-2">
+                <Input
+                  type="email"
+                  placeholder="Email de l'utilisateur"
+                  value={email}
+                  onChange={(e) => setEmail(e.target.value)}
+                  className="flex-1"
+                  required
+                />
+                <div className="relative">
+                  <select
+                    value={role}
+                    onChange={(e) => setRole(e.target.value as ShareRole)}
+                    className="appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-sm text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+                  >
+                    <option value="EDITOR">Éditeur</option>
+                    <option value="VIEWER">Lecteur</option>
+                  </select>
+                  <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+                    <svg
+                      className="h-4 w-4 text-muted"
+                      fill="none"
+                      stroke="currentColor"
+                      viewBox="0 0 24 24"
+                    >
+                      <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+                    </svg>
+                  </div>
+                </div>
+              </div>
+            )}
+
+            {/* Team share */}
+            {shareType === 'team' && (
+              <div className="space-y-2">
+                {userTeams.length === 0 ? (
+                  <p className="text-sm text-muted">
+                    Vous n&apos;êtes membre d&apos;aucune équipe. Créez une équipe depuis la page{' '}
+                    <Link href="/teams" className="text-primary hover:underline">
+                      Équipes
+                    </Link>
+                    .
+                  </p>
+                ) : (
+                  <>
+                    <div className="relative">
+                      <select
+                        value={teamId}
+                        onChange={(e) => setTeamId(e.target.value)}
+                        className="w-full appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-sm text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+                        required
+                      >
+                        <option value="">Sélectionner une équipe</option>
+                        {userTeams.map((team) => (
+                          <option key={team.id} value={team.id}>
+                            {team.name} {team.userRole === 'ADMIN' && '(Admin)'}
+                          </option>
+                        ))}
+                      </select>
+                      <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+                        <svg
+                          className="h-4 w-4 text-muted"
+                          fill="none"
+                          stroke="currentColor"
+                          viewBox="0 0 24 24"
+                        >
+                          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+                        </svg>
+                      </div>
+                    </div>
+                    <div className="relative">
+                      <select
+                        value={role}
+                        onChange={(e) => setRole(e.target.value as ShareRole)}
+                        className="w-full appearance-none rounded-lg border border-border bg-card px-3 py-2.5 pr-10 text-sm text-foreground transition-colors hover:bg-card-hover focus:border-primary focus:outline-none focus:ring-2 focus:ring-primary/20"
+                      >
+                        <option value="EDITOR">Éditeur</option>
+                        <option value="VIEWER">Lecteur</option>
+                      </select>
+                      <div className="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2">
+                        <svg
+                          className="h-4 w-4 text-muted"
+                          fill="none"
+                          stroke="currentColor"
+                          viewBox="0 0 24 24"
+                        >
+                          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+                        </svg>
+                      </div>
+                    </div>
+                  </>
+                )}
+              </div>
+            )}
+
+            {error && <p className="text-sm text-destructive">{error}</p>}
+
+            <Button
+              type="submit"
+              disabled={isPending || (shareType === 'user' && !email) || (shareType === 'team' && !teamId)}
+              className="w-full"
+            >
+              {isPending ? 'Partage...' : shareType === 'team' ? 'Partager à l&apos;équipe' : 'Partager'}
+            </Button>
+          </form>
+        )}
+
+        {/* Current shares */}
+        <div className="space-y-2">
+          <p className="text-sm font-medium text-foreground">Collaborateurs ({shares.length})</p>
+
+          {shares.length === 0 ? (
+            <p className="text-sm text-muted">Aucun collaborateur pour le moment</p>
+          ) : (
+            <ul className="space-y-2">
+              {shares.map((share) => (
+                <li
+                  key={share.id}
+                  className="flex items-center justify-between rounded-lg border border-border bg-card p-3"
+                >
+                  <div className="flex items-center gap-3">
+                    <Avatar email={share.user.email} name={share.user.name} size={32} />
+                    <div>
+                      <p className="text-sm font-medium text-foreground">
+                        {share.user.name || share.user.email}
+                      </p>
+                      {share.user.name && <p className="text-xs text-muted">{share.user.email}</p>}
+                    </div>
+                  </div>
+
+                  <div className="flex items-center gap-2">
+                    <Badge variant={share.role === 'EDITOR' ? 'primary' : 'default'}>
+                      {share.role === 'EDITOR' ? 'Éditeur' : 'Lecteur'}
+                    </Badge>
+                    {isOwner && (
+                      <button
+                        onClick={() => handleRemove(share.user.id)}
+                        disabled={isPending}
+                        className="rounded p-1 text-muted hover:bg-destructive/10 hover:text-destructive"
+                        title="Retirer l'accès"
+                      >
+                        <svg
+                          xmlns="http://www.w3.org/2000/svg"
+                          viewBox="0 0 20 20"
+                          fill="currentColor"
+                          className="h-4 w-4"
+                        >
+                          <path
+                            fillRule="evenodd"
+                            d="M8.75 1A2.75 2.75 0 006 3.75v.443c-.795.077-1.584.176-2.365.298a.75.75 0 10.23 1.482l.149-.022.841 10.518A2.75 2.75 0 007.596 19h4.807a2.75 2.75 0 002.742-2.53l.841-10.52.149.023a.75.75 0 00.23-1.482A41.03 41.03 0 0014 4.193V3.75A2.75 2.75 0 0011.25 1h-2.5zM10 4c.84 0 1.673.025 2.5.075V3.75c0-.69-.56-1.25-1.25-1.25h-2.5c-.69 0-1.25.56-1.25 1.25v.325C8.327 4.025 9.16 4 10 4zM8.58 7.72a.75.75 0 00-1.5.06l.3 7.5a.75.75 0 101.5-.06l-.3-7.5zm4.34.06a.75.75 0 10-1.5-.06l-.3 7.5a.75.75 0 101.5.06l.3-7.5z"
+                            clipRule="evenodd"
+                          />
+                        </svg>
+                      </button>
+                    )}
+                  </div>
+                </li>
+              ))}
+            </ul>
+          )}
+        </div>
+
+        {/* Help text */}
+        <div className="rounded-lg bg-primary/5 p-3">
+          <p className="text-xs text-muted">
+            <strong>Éditeur</strong> : peut modifier sa météo et voir celle des autres
+            <br />
+            <strong>Lecteur</strong> : peut uniquement consulter
+          </p>
+        </div>
+      </div>
+    </Modal>
+  );
+}

src/components/weather/index.ts

@@ -0,0 +1,5 @@
+export { WeatherBoard } from './WeatherBoard';
+export { WeatherCard } from './WeatherCard';
+export { WeatherLiveWrapper } from './WeatherLiveWrapper';
+export { WeatherShareModal } from './WeatherShareModal';
+export { WeatherInfoPanel } from './WeatherInfoPanel';

src/components/weekly-checkin/CurrentQuarterOKRs.tsx

@@ -0,0 +1,161 @@
+'use client';
+
+import { useState } from 'react';
+import Link from 'next/link';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui';
+import { Badge } from '@/components/ui';
+import type { OKR } from '@/lib/types';
+import { OKR_STATUS_LABELS } from '@/lib/types';
+
+type OKRWithTeam = OKR & {
+  team?: {
+    id: string;
+    name: string;
+  } | null;
+};
+
+interface CurrentQuarterOKRsProps {
+  okrs: OKRWithTeam[];
+  period: string;
+}
+
+export function CurrentQuarterOKRs({ okrs, period }: CurrentQuarterOKRsProps) {
+  const [isExpanded, setIsExpanded] = useState(true);
+
+  if (okrs.length === 0) {
+    return null;
+  }
+
+  return (
+    <Card className="mb-6">
+      <CardHeader>
+        <CardTitle className="flex items-center justify-between">
+          <button
+            onClick={() => setIsExpanded(!isExpanded)}
+            className="flex items-center gap-2 hover:opacity-80 transition-opacity"
+          >
+            <span>🎯</span>
+            <span>Objectifs du trimestre ({period})</span>
+            <svg
+              className={`w-5 h-5 transition-transform ${isExpanded ? 'rotate-180' : ''}`}
+              fill="none"
+              viewBox="0 0 24 24"
+              stroke="currentColor"
+            >
+              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" />
+            </svg>
+          </button>
+        </CardTitle>
+      </CardHeader>
+      {isExpanded && (
+        <CardContent>
+        <div className="space-y-3">
+          {okrs.map((okr) => {
+            const statusColors = getOKRStatusColor(okr.status);
+            return (
+              <div
+                key={okr.id}
+                className="rounded-lg border border-border bg-card p-3 hover:bg-card-hover transition-colors"
+              >
+                <div className="flex items-start justify-between gap-3">
+                  <div className="flex-1">
+                    <div className="flex items-center gap-2 mb-1">
+                      <h4 className="font-medium text-foreground">{okr.objective}</h4>
+                      <Badge
+                        variant="default"
+                        style={{
+                          backgroundColor: statusColors.bg,
+                          color: statusColors.color,
+                          borderColor: statusColors.color + '30',
+                        }}
+                      >
+                        {OKR_STATUS_LABELS[okr.status]}
+                      </Badge>
+                      {okr.progress !== undefined && (
+                        <span className="text-xs text-muted">{okr.progress}%</span>
+                      )}
+                    </div>
+                    {okr.description && (
+                      <p className="text-sm text-muted mb-2">{okr.description}</p>
+                    )}
+                    {okr.keyResults && okr.keyResults.length > 0 && (
+                      <ul className="space-y-1 mt-2">
+                        {okr.keyResults.slice(0, 3).map((kr) => {
+                          const krProgress = kr.targetValue > 0 
+                            ? Math.round((kr.currentValue / kr.targetValue) * 100) 
+                            : 0;
+                          return (
+                            <li key={kr.id} className="text-xs text-muted flex items-center gap-2">
+                              <span className="w-1.5 h-1.5 rounded-full bg-primary" />
+                              <span className="flex-1">{kr.title}</span>
+                              <span className="text-muted">
+                                {kr.currentValue}/{kr.targetValue} {kr.unit}
+                              </span>
+                              <span className="text-xs">({krProgress}%)</span>
+                            </li>
+                          );
+                        })}
+                        {okr.keyResults.length > 3 && (
+                          <li className="text-xs text-muted pl-3.5">
+                            +{okr.keyResults.length - 3} autre{okr.keyResults.length - 3 > 1 ? 's' : ''}
+                          </li>
+                        )}
+                      </ul>
+                    )}
+                    {okr.team && (
+                      <div className="mt-2">
+                        <span className="text-xs text-muted">Équipe: {okr.team.name}</span>
+                      </div>
+                    )}
+                  </div>
+                </div>
+              </div>
+            );
+          })}
+        </div>
+        <div className="mt-4 pt-4 border-t border-border">
+          <Link
+            href="/objectives"
+            className="text-sm text-primary hover:underline flex items-center gap-1"
+          >
+            Voir tous les objectifs
+            <svg className="w-4 h-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 5l7 7-7 7" />
+            </svg>
+          </Link>
+        </div>
+        </CardContent>
+      )}
+    </Card>
+  );
+}
+
+function getOKRStatusColor(status: OKR['status']): { bg: string; color: string } {
+  switch (status) {
+    case 'NOT_STARTED':
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)',
+        color: '#6b7280',
+      };
+    case 'IN_PROGRESS':
+      return {
+        bg: 'color-mix(in srgb, #3b82f6 15%, transparent)',
+        color: '#3b82f6',
+      };
+    case 'COMPLETED':
+      return {
+        bg: 'color-mix(in srgb, #10b981 15%, transparent)',
+        color: '#10b981',
+      };
+    case 'CANCELLED':
+      return {
+        bg: 'color-mix(in srgb, #ef4444 15%, transparent)',
+        color: '#ef4444',
+      };
+    default:
+      return {
+        bg: 'color-mix(in srgb, #6b7280 15%, transparent)',
+        color: '#6b7280',
+      };
+  }
+}

src/components/weekly-checkin/WeeklyCheckInBoard.tsx

@@ -0,0 +1,94 @@
+'use client';
+
+import { useTransition } from 'react';
+import { DragDropContext, Droppable, Draggable, DropResult } from '@hello-pangea/dnd';
+import type { WeeklyCheckInItem, WeeklyCheckInCategory } from '@prisma/client';
+import { WeeklyCheckInSection } from './WeeklyCheckInSection';
+import { WeeklyCheckInCard } from './WeeklyCheckInCard';
+import { moveWeeklyCheckInItem, reorderWeeklyCheckInItems } from '@/actions/weekly-checkin';
+import { WEEKLY_CHECK_IN_SECTIONS } from '@/lib/types';
+
+interface WeeklyCheckInBoardProps {
+  sessionId: string;
+  items: WeeklyCheckInItem[];
+}
+
+export function WeeklyCheckInBoard({ sessionId, items }: WeeklyCheckInBoardProps) {
+  const [isPending, startTransition] = useTransition();
+
+  const itemsByCategory = WEEKLY_CHECK_IN_SECTIONS.reduce(
+    (acc, section) => {
+      acc[section.category] = items
+        .filter((item) => item.category === section.category)
+        .sort((a, b) => a.order - b.order);
+      return acc;
+    },
+    {} as Record<WeeklyCheckInCategory, WeeklyCheckInItem[]>
+  );
+
+  function handleDragEnd(result: DropResult) {
+    if (!result.destination) return;
+
+    const { source, destination, draggableId } = result;
+    const sourceCategory = source.droppableId as WeeklyCheckInCategory;
+    const destCategory = destination.droppableId as WeeklyCheckInCategory;
+
+    // If same position, do nothing
+    if (sourceCategory === destCategory && source.index === destination.index) {
+      return;
+    }
+
+    startTransition(async () => {
+      if (sourceCategory === destCategory) {
+        // Same category - just reorder
+        const categoryItems = itemsByCategory[sourceCategory];
+        const itemIds = categoryItems.map((item) => item.id);
+        const [removed] = itemIds.splice(source.index, 1);
+        itemIds.splice(destination.index, 0, removed);
+        await reorderWeeklyCheckInItems(sessionId, sourceCategory, itemIds);
+      } else {
+        // Different category - move item
+        await moveWeeklyCheckInItem(draggableId, sessionId, destCategory, destination.index);
+      }
+    });
+  }
+
+  return (
+    <div className={`space-y-6 ${isPending ? 'opacity-70 pointer-events-none' : ''}`}>
+      {/* Weekly Check-in Sections */}
+      <DragDropContext onDragEnd={handleDragEnd}>
+        <div className="grid grid-cols-1 gap-4 lg:grid-cols-2">
+          {WEEKLY_CHECK_IN_SECTIONS.map((section) => (
+            <Droppable key={section.category} droppableId={section.category}>
+              {(provided, snapshot) => (
+                <WeeklyCheckInSection
+                  category={section.category}
+                  sessionId={sessionId}
+                  isDraggingOver={snapshot.isDraggingOver}
+                  ref={provided.innerRef}
+                  {...provided.droppableProps}
+                >
+                  {itemsByCategory[section.category].map((item, index) => (
+                    <Draggable key={item.id} draggableId={item.id} index={index}>
+                      {(dragProvided, dragSnapshot) => (
+                        <WeeklyCheckInCard
+                          item={item}
+                          sessionId={sessionId}
+                          isDragging={dragSnapshot.isDragging}
+                          ref={dragProvided.innerRef}
+                          {...dragProvided.draggableProps}
+                          {...dragProvided.dragHandleProps}
+                        />
+                      )}
+                    </Draggable>
+                  ))}
+                  {provided.placeholder}
+                </WeeklyCheckInSection>
+              )}
+            </Droppable>
+          ))}
+        </div>
+      </DragDropContext>
+    </div>
+  );
+}

src/components/weekly-checkin/WeeklyCheckInCard.tsx

@@ -0,0 +1,200 @@
+'use client';
+
+import { forwardRef, useState, useTransition } from 'react';
+import type { WeeklyCheckInItem } from '@prisma/client';
+import { updateWeeklyCheckInItem, deleteWeeklyCheckInItem } from '@/actions/weekly-checkin';
+import { WEEKLY_CHECK_IN_BY_CATEGORY, EMOTION_BY_TYPE } from '@/lib/types';
+import { Select } from '@/components/ui/Select';
+
+interface WeeklyCheckInCardProps {
+  item: WeeklyCheckInItem;
+  sessionId: string;
+  isDragging: boolean;
+}
+
+export const WeeklyCheckInCard = forwardRef<HTMLDivElement, WeeklyCheckInCardProps>(
+  ({ item, sessionId, isDragging, ...props }, ref) => {
+    const [isEditing, setIsEditing] = useState(false);
+    const [content, setContent] = useState(item.content);
+    const [emotion, setEmotion] = useState(item.emotion);
+    const [isPending, startTransition] = useTransition();
+
+    const config = WEEKLY_CHECK_IN_BY_CATEGORY[item.category];
+    const emotionConfig = EMOTION_BY_TYPE[item.emotion];
+
+    async function handleSave() {
+      if (content.trim() === item.content && emotion === item.emotion) {
+        setIsEditing(false);
+        return;
+      }
+
+      if (!content.trim()) {
+        // If empty, delete
+        startTransition(async () => {
+          await deleteWeeklyCheckInItem(item.id, sessionId);
+        });
+        return;
+      }
+
+      startTransition(async () => {
+        await updateWeeklyCheckInItem(item.id, sessionId, {
+          content: content.trim(),
+          emotion,
+        });
+        setIsEditing(false);
+      });
+    }
+
+    async function handleDelete() {
+      startTransition(async () => {
+        await deleteWeeklyCheckInItem(item.id, sessionId);
+      });
+    }
+
+    function handleKeyDown(e: React.KeyboardEvent) {
+      if (e.key === 'Enter' && !e.shiftKey && !e.ctrlKey && !e.metaKey) {
+        e.preventDefault();
+        handleSave();
+      } else if (e.key === 'Escape') {
+        setContent(item.content);
+        setEmotion(item.emotion);
+        setIsEditing(false);
+      }
+    }
+
+    return (
+      <div
+        ref={ref}
+        className={`
+          group relative rounded-lg border bg-card p-3 shadow-sm transition-all
+          ${isDragging ? 'shadow-lg ring-2 ring-primary' : 'border-border'}
+          ${isPending ? 'opacity-50' : ''}
+        `}
+        style={{
+          borderLeftColor: config.color,
+          borderLeftWidth: '3px',
+        }}
+        {...props}
+      >
+        {isEditing ? (
+          <div
+            className="space-y-2"
+            onBlur={(e) => {
+              // Don't close if focus moves to another element in this container
+              const currentTarget = e.currentTarget;
+              const relatedTarget = e.relatedTarget as Node | null;
+              if (relatedTarget && currentTarget.contains(relatedTarget)) {
+                return;
+              }
+              // Only save on blur if content changed
+              if (content.trim() !== item.content || emotion !== item.emotion) {
+                handleSave();
+              } else {
+                setIsEditing(false);
+              }
+            }}
+          >
+            <textarea
+              autoFocus
+              value={content}
+              onChange={(e) => setContent(e.target.value)}
+              onKeyDown={handleKeyDown}
+              className="w-full resize-none rounded border-0 bg-transparent p-0 text-sm text-foreground focus:outline-none focus:ring-0"
+              rows={2}
+              disabled={isPending}
+            />
+            <Select
+              value={emotion}
+              onChange={(e) => setEmotion(e.target.value as typeof emotion)}
+              className="text-xs"
+              options={Object.values(EMOTION_BY_TYPE).map((em) => ({
+                value: em.emotion,
+                label: `${em.icon} ${em.label}`,
+              }))}
+            />
+            <div className="flex justify-end gap-2">
+              <button
+                onClick={() => {
+                  setContent(item.content);
+                  setEmotion(item.emotion);
+                  setIsEditing(false);
+                }}
+                className="rounded px-2 py-1 text-xs text-muted hover:bg-card-hover"
+                disabled={isPending}
+              >
+                Annuler
+              </button>
+              <button
+                onClick={handleSave}
+                disabled={isPending || !content.trim()}
+                className="rounded px-2 py-1 text-xs font-medium text-primary hover:bg-primary/10 disabled:opacity-50"
+              >
+                {isPending ? '...' : 'Enregistrer'}
+              </button>
+            </div>
+          </div>
+        ) : (
+          <>
+            <div className="flex items-start justify-between gap-2">
+              <p className="text-sm text-foreground whitespace-pre-wrap flex-1">{item.content}</p>
+              {emotion !== 'NONE' && (
+                <div
+                  className="flex items-center gap-1 rounded-full px-2 py-0.5 text-xs font-medium shrink-0"
+                  style={{
+                    backgroundColor: `${emotionConfig.color}15`,
+                    color: emotionConfig.color,
+                    border: `1px solid ${emotionConfig.color}30`,
+                  }}
+                  title={emotionConfig.label}
+                >
+                  <span>{emotionConfig.icon}</span>
+                  <span>{emotionConfig.label}</span>
+                </div>
+              )}
+            </div>
+
+            {/* Actions (visible on hover) */}
+            <div className="absolute right-1 top-1 flex gap-0.5 opacity-0 transition-opacity group-hover:opacity-100">
+              <button
+                onClick={(e) => {
+                  e.stopPropagation();
+                  setIsEditing(true);
+                }}
+                className="rounded p-1 text-muted hover:bg-card-hover hover:text-foreground"
+                aria-label="Modifier"
+              >
+                <svg className="h-3.5 w-3.5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M15.232 5.232l3.536 3.536m-2.036-5.036a2.5 2.5 0 113.536 3.536L6.5 21.036H3v-3.572L16.732 3.732z"
+                  />
+                </svg>
+              </button>
+              <button
+                onClick={(e) => {
+                  e.stopPropagation();
+                  handleDelete();
+                }}
+                className="rounded p-1 text-muted hover:bg-destructive/10 hover:text-destructive"
+                aria-label="Supprimer"
+              >
+                <svg className="h-3.5 w-3.5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"
+                  />
+                </svg>
+              </button>
+            </div>
+          </>
+        )}
+      </div>
+    );
+  }
+);
+
+WeeklyCheckInCard.displayName = 'WeeklyCheckInCard';

src/components/weekly-checkin/WeeklyCheckInLiveWrapper.tsx

@@ -0,0 +1,132 @@
+'use client';
+
+import { useState, useCallback } from 'react';
+import { useWeeklyCheckInLive, type WeeklyCheckInLiveEvent } from '@/hooks/useWeeklyCheckInLive';
+import { LiveIndicator } from '@/components/collaboration/LiveIndicator';
+import { WeeklyCheckInShareModal } from './WeeklyCheckInShareModal';
+import { Button } from '@/components/ui/Button';
+import { Avatar } from '@/components/ui/Avatar';
+import type { ShareRole } from '@prisma/client';
+
+interface ShareUser {
+  id: string;
+  name: string | null;
+  email: string;
+}
+
+interface Share {
+  id: string;
+  role: ShareRole;
+  user: ShareUser;
+  createdAt: Date;
+}
+
+interface WeeklyCheckInLiveWrapperProps {
+  sessionId: string;
+  sessionTitle: string;
+  currentUserId: string;
+  shares: Share[];
+  isOwner: boolean;
+  canEdit: boolean;
+  children: React.ReactNode;
+}
+
+export function WeeklyCheckInLiveWrapper({
+  sessionId,
+  sessionTitle,
+  currentUserId,
+  shares,
+  isOwner,
+  canEdit,
+  children,
+}: WeeklyCheckInLiveWrapperProps) {
+  const [shareModalOpen, setShareModalOpen] = useState(false);
+  const [lastEventUser, setLastEventUser] = useState<string | null>(null);
+
+  const handleEvent = useCallback((event: WeeklyCheckInLiveEvent) => {
+    // Show who made the last change
+    if (event.user?.name || event.user?.email) {
+      setLastEventUser(event.user.name || event.user.email);
+      // Clear after 3 seconds
+      setTimeout(() => setLastEventUser(null), 3000);
+    }
+  }, []);
+
+  const { isConnected, error } = useWeeklyCheckInLive({
+    sessionId,
+    currentUserId,
+    onEvent: handleEvent,
+  });
+
+  return (
+    <>
+      {/* Header toolbar */}
+      <div className="mb-4 flex items-center justify-between rounded-lg border border-border bg-card p-3">
+        <div className="flex items-center gap-4">
+          <LiveIndicator isConnected={isConnected} error={error} />
+
+          {lastEventUser && (
+            <div className="flex items-center gap-2 text-sm text-muted animate-pulse">
+              <span>✏️</span>
+              <span>{lastEventUser} édite...</span>
+            </div>
+          )}
+
+          {!canEdit && (
+            <div className="flex items-center gap-2 rounded-full bg-yellow/10 px-3 py-1.5 text-sm text-yellow">
+              <span>👁️</span>
+              <span>Mode lecture</span>
+            </div>
+          )}
+        </div>
+
+        <div className="flex items-center gap-2">
+          {/* Collaborators avatars */}
+          {shares.length > 0 && (
+            <div className="flex -space-x-2">
+              {shares.slice(0, 3).map((share) => (
+                <Avatar
+                  key={share.id}
+                  email={share.user.email}
+                  name={share.user.name}
+                  size={32}
+                  className="border-2 border-card"
+                />
+              ))}
+              {shares.length > 3 && (
+                <div className="flex h-8 w-8 items-center justify-center rounded-full border-2 border-card bg-muted/20 text-xs font-medium text-muted">
+                  +{shares.length - 3}
+                </div>
+              )}
+            </div>
+          )}
+
+          <Button variant="outline" size="sm" onClick={() => setShareModalOpen(true)}>
+            <svg
+              xmlns="http://www.w3.org/2000/svg"
+              viewBox="0 0 20 20"
+              fill="currentColor"
+              className="mr-2 h-4 w-4"
+            >
+              <path d="M13 4.5a2.5 2.5 0 11.702 1.737L6.97 9.604a2.518 2.518 0 010 .792l6.733 3.367a2.5 2.5 0 11-.671 1.341l-6.733-3.367a2.5 2.5 0 110-3.475l6.733-3.366A2.52 2.52 0 0113 4.5z" />
+            </svg>
+            Partager
+          </Button>
+        </div>
+      </div>
+
+      {/* Content */}
+      <div className={!canEdit ? 'pointer-events-none opacity-90' : ''}>{children}</div>
+
+      {/* Share Modal */}
+      <WeeklyCheckInShareModal
+        isOpen={shareModalOpen}
+        onClose={() => setShareModalOpen(false)}
+        sessionId={sessionId}
+        sessionTitle={sessionTitle}
+        shares={shares}
+        isOwner={isOwner}
+      />
+    </>
+  );
+}

src/components/weekly-checkin/WeeklyCheckInSection.tsx

@@ -0,0 +1,173 @@
+'use client';
+
+import { forwardRef, useState, useTransition, useRef, ReactNode } from 'react';
+import type { WeeklyCheckInCategory } from '@prisma/client';
+import { createWeeklyCheckInItem } from '@/actions/weekly-checkin';
+import { WEEKLY_CHECK_IN_BY_CATEGORY, EMOTION_BY_TYPE } from '@/lib/types';
+import { Select } from '@/components/ui/Select';
+
+interface WeeklyCheckInSectionProps {
+  category: WeeklyCheckInCategory;
+  sessionId: string;
+  isDraggingOver: boolean;
+  children: ReactNode;
+}
+
+export const WeeklyCheckInSection = forwardRef<HTMLDivElement, WeeklyCheckInSectionProps>(
+  ({ category, sessionId, isDraggingOver, children, ...props }, ref) => {
+    const [isAdding, setIsAdding] = useState(false);
+    const [newContent, setNewContent] = useState('');
+    const [newEmotion, setNewEmotion] = useState<'NONE'>('NONE');
+    const [isPending, startTransition] = useTransition();
+    const isSubmittingRef = useRef(false);
+
+    const config = WEEKLY_CHECK_IN_BY_CATEGORY[category];
+
+    async function handleAdd() {
+      if (isSubmittingRef.current || !newContent.trim()) {
+        setIsAdding(false);
+        return;
+      }
+
+      isSubmittingRef.current = true;
+      startTransition(async () => {
+        await createWeeklyCheckInItem(sessionId, {
+          content: newContent.trim(),
+          category,
+          emotion: newEmotion,
+        });
+        setNewContent('');
+        setNewEmotion('NONE');
+        setIsAdding(false);
+        isSubmittingRef.current = false;
+      });
+    }
+
+    function handleKeyDown(e: React.KeyboardEvent) {
+      if (e.key === 'Enter' && !e.shiftKey) {
+        e.preventDefault();
+        handleAdd();
+      } else if (e.key === 'Escape') {
+        setIsAdding(false);
+        setNewContent('');
+        setNewEmotion('NONE');
+      }
+    }
+
+    return (
+      <div
+        ref={ref}
+        className={`
+          rounded-xl border-2 p-4 min-h-[200px] transition-colors
+          bg-card border-border
+          ${isDraggingOver ? 'ring-2 ring-primary ring-offset-2' : ''}
+        `}
+        style={{
+          borderLeftColor: config.color,
+          borderLeftWidth: '4px',
+        }}
+        {...props}
+      >
+        {/* Header */}
+        <div className="mb-3 flex items-center justify-between">
+          <div className="flex items-center gap-2">
+            <span className="text-xl">{config.icon}</span>
+            <div>
+              <h3 className="font-semibold text-foreground">{config.title}</h3>
+              <p className="text-xs text-muted">{config.description}</p>
+            </div>
+          </div>
+          <button
+            onClick={() => setIsAdding(true)}
+            className="rounded-lg p-1.5 transition-colors hover:bg-card-hover text-muted hover:text-foreground"
+            aria-label={`Ajouter un item ${config.title}`}
+          >
+            <svg className="h-5 w-5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+              <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth={2}
+                d="M12 4v16m8-8H4"
+              />
+            </svg>
+          </button>
+        </div>
+
+        {/* Items */}
+        <div className="space-y-2">
+          {children}
+
+          {/* Add Form */}
+          {isAdding && (
+            <div
+              className="rounded-lg border border-border bg-card p-2 shadow-sm"
+              onBlur={(e) => {
+                // Don't close if focus moves to another element in this container
+                const currentTarget = e.currentTarget;
+                const relatedTarget = e.relatedTarget as Node | null;
+                if (relatedTarget && currentTarget.contains(relatedTarget)) {
+                  return;
+                }
+                // Only add on blur if content is not empty
+                if (newContent.trim()) {
+                  handleAdd();
+                } else {
+                  setIsAdding(false);
+                  setNewContent('');
+                  setNewEmotion('NONE');
+                }
+              }}
+            >
+              <textarea
+                autoFocus
+                value={newContent}
+                onChange={(e) => setNewContent(e.target.value)}
+                onKeyDown={handleKeyDown}
+                placeholder={`Décrivez ${config.title.toLowerCase()}...`}
+                className="w-full resize-none rounded border-0 bg-transparent p-1 text-sm text-foreground placeholder:text-muted focus:outline-none focus:ring-0"
+                rows={2}
+                disabled={isPending}
+              />
+              <div className="mt-2 flex items-center justify-between gap-2">
+                <Select
+                  value={newEmotion}
+                  onChange={(e) => setNewEmotion(e.target.value as typeof newEmotion)}
+                  className="text-xs flex-1"
+                  options={Object.values(EMOTION_BY_TYPE).map((em) => ({
+                    value: em.emotion,
+                    label: `${em.icon} ${em.label}`,
+                  }))}
+                />
+                <div className="flex gap-1">
+                  <button
+                    onClick={() => {
+                      setIsAdding(false);
+                      setNewContent('');
+                      setNewEmotion('NONE');
+                    }}
+                    className="rounded px-2 py-1 text-xs text-muted hover:bg-card-hover"
+                    disabled={isPending}
+                  >
+                    Annuler
+                  </button>
+                  <button
+                    onMouseDown={(e) => {
+                      e.preventDefault(); // Prevent blur from textarea
+                    }}
+                    onClick={handleAdd}
+                    disabled={isPending || !newContent.trim()}
+                    className="rounded px-2 py-1 text-xs font-medium text-primary hover:bg-primary/10 disabled:opacity-50"
+                  >
+                    {isPending ? '...' : 'Ajouter'}
+                  </button>
+                </div>
+              </div>
+            </div>
+          )}
+        </div>
+      </div>
+    );
+  }
+);
+
+WeeklyCheckInSection.displayName = 'WeeklyCheckInSection';

src/components/weekly-checkin/WeeklyCheckInShareModal.tsx

@@ -0,0 +1,172 @@
+'use client';
+
+import { useState, useTransition } from 'react';
+import { Modal } from '@/components/ui/Modal';
+import { Input } from '@/components/ui/Input';
+import { Button } from '@/components/ui/Button';
+import { Badge } from '@/components/ui/Badge';
+import { Avatar } from '@/components/ui/Avatar';
+import { shareWeeklyCheckInSession, removeWeeklyCheckInShare } from '@/actions/weekly-checkin';
+import type { ShareRole } from '@prisma/client';
+
+interface ShareUser {
+  id: string;
+  name: string | null;
+  email: string;
+}
+
+interface Share {
+  id: string;
+  role: ShareRole;
+  user: ShareUser;
+  createdAt: Date;
+}
+
+interface WeeklyCheckInShareModalProps {
+  isOpen: boolean;
+  onClose: () => void;
+  sessionId: string;
+  sessionTitle: string;
+  shares: Share[];
+  isOwner: boolean;
+}
+
+export function WeeklyCheckInShareModal({
+  isOpen,
+  onClose,
+  sessionId,
+  sessionTitle,
+  shares,
+  isOwner,
+}: WeeklyCheckInShareModalProps) {
+  const [email, setEmail] = useState('');
+  const [role, setRole] = useState<ShareRole>('EDITOR');
+  const [error, setError] = useState<string | null>(null);
+  const [isPending, startTransition] = useTransition();
+
+  async function handleShare(e: React.FormEvent) {
+    e.preventDefault();
+    setError(null);
+
+    startTransition(async () => {
+      const result = await shareWeeklyCheckInSession(sessionId, email, role);
+      if (result.success) {
+        setEmail('');
+      } else {
+        setError(result.error || 'Erreur lors du partage');
+      }
+    });
+  }
+
+  async function handleRemove(userId: string) {
+    startTransition(async () => {
+      await removeWeeklyCheckInShare(sessionId, userId);
+    });
+  }
+
+  return (
+    <Modal isOpen={isOpen} onClose={onClose} title="Partager le check-in">
+      <div className="space-y-6">
+        {/* Session info */}
+        <div>
+          <p className="text-sm text-muted">Check-in hebdomadaire</p>
+          <p className="font-medium text-foreground">{sessionTitle}</p>
+        </div>
+
+        {/* Share form (only for owner) */}
+        {isOwner && (
+          <form onSubmit={handleShare} className="space-y-4">
+            <div className="flex gap-2">
+              <Input
+                type="email"
+                placeholder="Email de l'utilisateur"
+                value={email}
+                onChange={(e) => setEmail(e.target.value)}
+                className="flex-1"
+                required
+              />
+              <select
+                value={role}
+                onChange={(e) => setRole(e.target.value as ShareRole)}
+                className="rounded-lg border border-border bg-input px-3 py-2 text-sm text-foreground"
+              >
+                <option value="EDITOR">Éditeur</option>
+                <option value="VIEWER">Lecteur</option>
+              </select>
+            </div>
+
+            {error && <p className="text-sm text-destructive">{error}</p>}
+
+            <Button type="submit" disabled={isPending || !email} className="w-full">
+              {isPending ? 'Partage...' : 'Partager'}
+            </Button>
+          </form>
+        )}
+
+        {/* Current shares */}
+        <div className="space-y-2">
+          <p className="text-sm font-medium text-foreground">Collaborateurs ({shares.length})</p>
+
+          {shares.length === 0 ? (
+            <p className="text-sm text-muted">Aucun collaborateur pour le moment</p>
+          ) : (
+            <ul className="space-y-2">
+              {shares.map((share) => (
+                <li
+                  key={share.id}
+                  className="flex items-center justify-between rounded-lg border border-border bg-card p-3"
+                >
+                  <div className="flex items-center gap-3">
+                    <Avatar email={share.user.email} name={share.user.name} size={32} />
+                    <div>
+                      <p className="text-sm font-medium text-foreground">
+                        {share.user.name || share.user.email}
+                      </p>
+                      {share.user.name && <p className="text-xs text-muted">{share.user.email}</p>}
+                    </div>
+                  </div>
+
+                  <div className="flex items-center gap-2">
+                    <Badge variant={share.role === 'EDITOR' ? 'primary' : 'default'}>
+                      {share.role === 'EDITOR' ? 'Éditeur' : 'Lecteur'}
+                    </Badge>
+                    {isOwner && (
+                      <button
+                        onClick={() => handleRemove(share.user.id)}
+                        disabled={isPending}
+                        className="rounded p-1 text-muted hover:bg-destructive/10 hover:text-destructive"
+                        title="Retirer l'accès"
+                      >
+                        <svg
+                          xmlns="http://www.w3.org/2000/svg"
+                          viewBox="0 0 20 20"
+                          fill="currentColor"
+                          className="h-4 w-4"
+                        >
+                          <path
+                            fillRule="evenodd"
+                            d="M8.75 1A2.75 2.75 0 006 3.75v.443c-.795.077-1.584.176-2.365.298a.75.75 0 10.23 1.482l.149-.022.841 10.518A2.75 2.75 0 007.596 19h4.807a2.75 2.75 0 002.742-2.53l.841-10.52.149.023a.75.75 0 00.23-1.482A41.03 41.03 0 0014 4.193V3.75A2.75 2.75 0 0011.25 1h-2.5zM10 4c.84 0 1.673.025 2.5.075V3.75c0-.69-.56-1.25-1.25-1.25h-2.5c-.69 0-1.25.56-1.25 1.25v.325C8.327 4.025 9.16 4 10 4zM8.58 7.72a.75.75 0 00-1.5.06l.3 7.5a.75.75 0 101.5-.06l-.3-7.5zm4.34.06a.75.75 0 10-1.5-.06l-.3 7.5a.75.75 0 101.5.06l.3-7.5z"
+                            clipRule="evenodd"
+                          />
+                        </svg>
+                      </button>
+                    )}
+                  </div>
+                </li>
+              ))}
+            </ul>
+          )}
+        </div>
+
+        {/* Help text */}
+        <div className="rounded-lg bg-primary/5 p-3">
+          <p className="text-xs text-muted">
+            <strong>Éditeur</strong> : peut modifier les items et leurs catégories
+            <br />
+            <strong>Lecteur</strong> : peut uniquement consulter
+          </p>
+        </div>
+      </div>
+    </Modal>
+  );
+}

src/components/weekly-checkin/index.ts

@@ -0,0 +1,6 @@
+export { WeeklyCheckInBoard } from './WeeklyCheckInBoard';
+export { WeeklyCheckInCard } from './WeeklyCheckInCard';
+export { WeeklyCheckInSection } from './WeeklyCheckInSection';
+export { WeeklyCheckInLiveWrapper } from './WeeklyCheckInLiveWrapper';
+export { WeeklyCheckInShareModal } from './WeeklyCheckInShareModal';
+export { CurrentQuarterOKRs } from './CurrentQuarterOKRs';

src/hooks/useWeatherLive.ts

@@ -0,0 +1,31 @@
+import { useLive, type LiveEvent } from './useLive';
+
+interface UseWeatherLiveOptions {
+  sessionId: string;
+  currentUserId?: string;
+  enabled?: boolean;
+  onEvent?: (event: WeatherLiveEvent) => void;
+}
+
+interface UseWeatherLiveReturn {
+  isConnected: boolean;
+  lastEvent: WeatherLiveEvent | null;
+  error: string | null;
+}
+
+export type WeatherLiveEvent = LiveEvent;
+
+export function useWeatherLive({
+  sessionId,
+  currentUserId,
+  enabled = true,
+  onEvent,
+}: UseWeatherLiveOptions): UseWeatherLiveReturn {
+  return useLive({
+    sessionId,
+    apiPath: 'weather',
+    currentUserId,
+    enabled,
+    onEvent,
+  });
+}

src/hooks/useWeeklyCheckInLive.ts

@@ -0,0 +1,31 @@
+import { useLive, type LiveEvent } from './useLive';
+
+interface UseWeeklyCheckInLiveOptions {
+  sessionId: string;
+  currentUserId?: string;
+  enabled?: boolean;
+  onEvent?: (event: WeeklyCheckInLiveEvent) => void;
+}
+
+interface UseWeeklyCheckInLiveReturn {
+  isConnected: boolean;
+  lastEvent: WeeklyCheckInLiveEvent | null;
+  error: string | null;
+}
+
+export type WeeklyCheckInLiveEvent = LiveEvent;
+
+export function useWeeklyCheckInLive({
+  sessionId,
+  currentUserId,
+  enabled = true,
+  onEvent,
+}: UseWeeklyCheckInLiveOptions): UseWeeklyCheckInLiveReturn {
+  return useLive({
+    sessionId,
+    apiPath: 'weekly-checkin',
+    currentUserId,
+    enabled,
+    onEvent,
+  });
+}

src/lib/date-utils.ts

@@ -0,0 +1,21 @@
+/**
+ * Get ISO week number for a given date
+ * ISO 8601 week numbering: week starts on Monday, first week contains Jan 4
+ */
+export function getISOWeek(date: Date): number {
+  const d = new Date(Date.UTC(date.getFullYear(), date.getMonth(), date.getDate()));
+  const dayNum = d.getUTCDay() || 7;
+  d.setUTCDate(d.getUTCDate() + 4 - dayNum);
+  const yearStart = new Date(Date.UTC(d.getUTCFullYear(), 0, 1));
+  return Math.ceil(((d.getTime() - yearStart.getTime()) / 86400000 + 1) / 7);
+}
+
+/**
+ * Get week number and year for a given date
+ * Returns format: "S06-2026"
+ */
+export function getWeekYearLabel(date: Date = new Date()): string {
+  const week = getISOWeek(date);
+  const year = date.getFullYear();
+  return `S${week.toString().padStart(2, '0')}-${year}`;
+}

src/lib/okr-utils.ts

@@ -0,0 +1,58 @@
+/**
+ * Get the current quarter period string (e.g., "Q1 2025") from a date
+ */
+export function getCurrentQuarterPeriod(date: Date = new Date()): string {
+  const year = date.getFullYear();
+  const month = date.getMonth() + 1; // 1-12
+  const quarter = Math.ceil(month / 3);
+  return `Q${quarter} ${year}`;
+}
+
+/**
+ * Check if a period string matches the current quarter
+ */
+export function isCurrentQuarterPeriod(period: string, date: Date = new Date()): boolean {
+  return period === getCurrentQuarterPeriod(date);
+}
+
+/**
+ * Parse a period string to extract year and quarter
+ * Returns { year, quarter } or null if format is not recognized
+ * Supports formats like "Q1 2025", "Q2 2024", etc.
+ */
+function parsePeriod(period: string): { year: number; quarter: number } | null {
+  // Match format "Q{quarter} {year}"
+  const match = period.match(/^Q(\d)\s+(\d{4})$/);
+  if (match) {
+    return {
+      year: parseInt(match[2], 10),
+      quarter: parseInt(match[1], 10),
+    };
+  }
+  return null;
+}
+
+/**
+ * Compare two period strings for sorting (most recent first)
+ * Returns negative if a should come before b, positive if after, 0 if equal
+ */
+export function comparePeriods(a: string, b: string): number {
+  const aParsed = parsePeriod(a);
+  const bParsed = parsePeriod(b);
+
+  // If both can be parsed, compare by year then quarter
+  if (aParsed && bParsed) {
+    // Most recent year first
+    const yearDiff = bParsed.year - aParsed.year;
+    if (yearDiff !== 0) return yearDiff;
+    // Most recent quarter first (same year)
+    return bParsed.quarter - aParsed.quarter;
+  }
+
+  // Fallback: if one can be parsed, prioritize it
+  if (aParsed && !bParsed) return -1;
+  if (!aParsed && bParsed) return 1;
+
+  // Both unparseable: fallback to string comparison (descending)
+  return b.localeCompare(a);
+}

src/lib/types.ts

@@ -415,3 +415,375 @@ export const YEAR_REVIEW_BY_CATEGORY: Record<
   },
   {} as Record<YearReviewCategory, YearReviewSectionConfig>
 );
+
+// ============================================
+// Teams & OKRs - Type Definitions
+// ============================================
+
+export type TeamRole = 'ADMIN' | 'MEMBER';
+export type OKRStatus = 'NOT_STARTED' | 'IN_PROGRESS' | 'COMPLETED' | 'CANCELLED';
+export type KeyResultStatus = 'NOT_STARTED' | 'IN_PROGRESS' | 'COMPLETED' | 'AT_RISK';
+
+export interface Team {
+  id: string;
+  name: string;
+  description: string | null;
+  createdById: string;
+  members: TeamMember[];
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+export interface TeamMember {
+  id: string;
+  teamId: string;
+  userId: string;
+  user: User;
+  role: TeamRole;
+  okrs: OKR[];
+  joinedAt: Date;
+}
+
+export interface OKR {
+  id: string;
+  teamMemberId: string;
+  objective: string;
+  description: string | null;
+  period: string;
+  startDate: Date;
+  endDate: Date;
+  status: OKRStatus;
+  keyResults: KeyResult[];
+  progress?: number; // Calculé
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+export interface KeyResult {
+  id: string;
+  okrId: string;
+  title: string;
+  targetValue: number;
+  currentValue: number;
+  unit: string;
+  status: KeyResultStatus;
+  order: number;
+  notes: string | null;
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+// ============================================
+// Teams & OKRs - Input Types
+// ============================================
+
+export interface CreateTeamInput {
+  name: string;
+  description?: string;
+}
+
+export interface UpdateTeamInput {
+  name?: string;
+  description?: string;
+}
+
+export interface AddTeamMemberInput {
+  userId: string;
+  role?: TeamRole;
+}
+
+export interface UpdateMemberRoleInput {
+  role: TeamRole;
+}
+
+export interface CreateOKRInput {
+  teamMemberId: string;
+  objective: string;
+  description?: string;
+  period: string;
+  startDate: Date;
+  endDate: Date;
+  keyResults: CreateKeyResultInput[];
+}
+
+export interface UpdateOKRInput {
+  objective?: string;
+  description?: string;
+  period?: string;
+  startDate?: Date;
+  endDate?: Date;
+  status?: OKRStatus;
+}
+
+export interface CreateKeyResultInput {
+  title: string;
+  targetValue: number;
+  unit?: string;
+  order?: number;
+}
+
+export interface UpdateKeyResultInput {
+  currentValue?: number;
+  status?: KeyResultStatus;
+  notes?: string;
+}
+
+// ============================================
+// Teams & OKRs - UI Config
+// ============================================
+
+export const OKR_STATUS_LABELS: Record<OKRStatus, string> = {
+  NOT_STARTED: 'Non démarré',
+  IN_PROGRESS: 'En cours',
+  COMPLETED: 'Terminé',
+  CANCELLED: 'Annulé',
+};
+
+export const KEY_RESULT_STATUS_LABELS: Record<KeyResultStatus, string> = {
+  NOT_STARTED: 'Non démarré',
+  IN_PROGRESS: 'En cours',
+  COMPLETED: 'Terminé',
+  AT_RISK: 'À risque',
+};
+
+export const TEAM_ROLE_LABELS: Record<TeamRole, string> = {
+  ADMIN: 'Admin',
+  MEMBER: 'Membre',
+};
+
+// Génère les périodes par défaut : trimestres de l'année en cours + trimestres de l'année suivante
+function generatePeriodSuggestions(): string[] {
+  const currentYear = new Date().getFullYear();
+  const nextYear = currentYear + 1;
+  const periods: string[] = [];
+
+  // Trimestres de l'année en cours
+  for (let q = 1; q <= 4; q++) {
+    periods.push(`Q${q} ${currentYear}`);
+  }
+
+  // Trimestres de l'année suivante
+  for (let q = 1; q <= 4; q++) {
+    periods.push(`Q${q} ${nextYear}`);
+  }
+
+  return periods;
+}
+
+export const PERIOD_SUGGESTIONS = generatePeriodSuggestions();
+
+// ============================================
+// Weekly Check-in - Type Definitions
+// ============================================
+
+export type WeeklyCheckInCategory =
+  | 'WENT_WELL' // Ce qui s'est bien passé
+  | 'WENT_WRONG' // Ce qui s'est mal passé
+  | 'CURRENT_FOCUS' // Les enjeux du moment (je me concentre sur ...)
+  | 'NEXT_FOCUS'; // Les prochains enjeux
+
+export type Emotion =
+  | 'PRIDE' // Fierté
+  | 'JOY' // Joie
+  | 'SATISFACTION' // Satisfaction
+  | 'GRATITUDE' // Gratitude
+  | 'CONFIDENCE' // Confiance
+  | 'FRUSTRATION' // Frustration
+  | 'WORRY' // Inquiétude
+  | 'DISAPPOINTMENT' // Déception
+  | 'EXCITEMENT' // Excitement
+  | 'ANTICIPATION' // Anticipation
+  | 'DETERMINATION' // Détermination
+  | 'NONE'; // Aucune émotion
+
+export interface WeeklyCheckInItem {
+  id: string;
+  content: string;
+  category: WeeklyCheckInCategory;
+  emotion: Emotion;
+  order: number;
+  sessionId: string;
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+export interface WeeklyCheckInSession {
+  id: string;
+  title: string;
+  participant: string;
+  date: Date;
+  userId: string;
+  items: WeeklyCheckInItem[];
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+export interface CreateWeeklyCheckInSessionInput {
+  title: string;
+  participant: string;
+  date?: Date;
+}
+
+export interface UpdateWeeklyCheckInSessionInput {
+  title?: string;
+  participant?: string;
+  date?: Date;
+}
+
+export interface CreateWeeklyCheckInItemInput {
+  content: string;
+  category: WeeklyCheckInCategory;
+  emotion?: Emotion;
+  order?: number;
+}
+
+export interface UpdateWeeklyCheckInItemInput {
+  content?: string;
+  category?: WeeklyCheckInCategory;
+  emotion?: Emotion;
+  order?: number;
+}
+
+// ============================================
+// Weekly Check-in - UI Config
+// ============================================
+
+export interface WeeklyCheckInSectionConfig {
+  category: WeeklyCheckInCategory;
+  title: string;
+  icon: string;
+  description: string;
+  color: string;
+}
+
+export const WEEKLY_CHECK_IN_SECTIONS: WeeklyCheckInSectionConfig[] = [
+  {
+    category: 'WENT_WELL',
+    title: 'Ce qui s\'est bien passé',
+    icon: '✅',
+    description: 'Les réussites et points positifs de la semaine',
+    color: '#22c55e', // green
+  },
+  {
+    category: 'WENT_WRONG',
+    title: 'Ce qui s\'est mal passé',
+    icon: '⚠️',
+    description: 'Les difficultés et points d\'amélioration',
+    color: '#ef4444', // red
+  },
+  {
+    category: 'CURRENT_FOCUS',
+    title: 'Enjeux du moment',
+    icon: '🎯',
+    description: 'Sur quoi je me concentre actuellement',
+    color: '#3b82f6', // blue
+  },
+  {
+    category: 'NEXT_FOCUS',
+    title: 'Prochains enjeux',
+    icon: '🚀',
+    description: 'Ce sur quoi je vais me concentrer prochainement',
+    color: '#8b5cf6', // purple
+  },
+];
+
+export const WEEKLY_CHECK_IN_BY_CATEGORY: Record<
+  WeeklyCheckInCategory,
+  WeeklyCheckInSectionConfig
+> = WEEKLY_CHECK_IN_SECTIONS.reduce(
+  (acc, config) => {
+    acc[config.category] = config;
+    return acc;
+  },
+  {} as Record<WeeklyCheckInCategory, WeeklyCheckInSectionConfig>
+);
+
+export interface EmotionConfig {
+  emotion: Emotion;
+  label: string;
+  icon: string;
+  color: string;
+}
+
+export const EMOTIONS_CONFIG: EmotionConfig[] = [
+  {
+    emotion: 'PRIDE',
+    label: 'Fierté',
+    icon: '🦁',
+    color: '#f59e0b', // amber
+  },
+  {
+    emotion: 'JOY',
+    label: 'Joie',
+    icon: '😊',
+    color: '#eab308', // yellow
+  },
+  {
+    emotion: 'SATISFACTION',
+    label: 'Satisfaction',
+    icon: '😌',
+    color: '#22c55e', // green
+  },
+  {
+    emotion: 'GRATITUDE',
+    label: 'Gratitude',
+    icon: '🙏',
+    color: '#14b8a6', // teal
+  },
+  {
+    emotion: 'CONFIDENCE',
+    label: 'Confiance',
+    icon: '💪',
+    color: '#3b82f6', // blue
+  },
+  {
+    emotion: 'FRUSTRATION',
+    label: 'Frustration',
+    icon: '😤',
+    color: '#f97316', // orange
+  },
+  {
+    emotion: 'WORRY',
+    label: 'Inquiétude',
+    icon: '😟',
+    color: '#eab308', // yellow
+  },
+  {
+    emotion: 'DISAPPOINTMENT',
+    label: 'Déception',
+    icon: '😞',
+    color: '#ef4444', // red
+  },
+  {
+    emotion: 'EXCITEMENT',
+    label: 'Excitement',
+    icon: '🤩',
+    color: '#ec4899', // pink
+  },
+  {
+    emotion: 'ANTICIPATION',
+    label: 'Anticipation',
+    icon: '⏳',
+    color: '#8b5cf6', // purple
+  },
+  {
+    emotion: 'DETERMINATION',
+    label: 'Détermination',
+    icon: '🔥',
+    color: '#dc2626', // red
+  },
+  {
+    emotion: 'NONE',
+    label: 'Aucune',
+    icon: '—',
+    color: '#6b7280', // gray
+  },
+];
+
+export const EMOTION_BY_TYPE: Record<Emotion, EmotionConfig> = EMOTIONS_CONFIG.reduce(
+  (acc, config) => {
+    acc[config.emotion] = config;
+    return acc;
+  },
+  {} as Record<Emotion, EmotionConfig>
+);

src/services/okrs.ts

@@ -0,0 +1,464 @@
+import { prisma } from '@/services/database';
+import type { UpdateOKRInput, OKRStatus, KeyResultStatus } from '@/lib/types';
+
+export async function createOKR(
+  teamMemberId: string,
+  objective: string,
+  description: string | null,
+  period: string,
+  startDate: Date,
+  endDate: Date,
+  keyResults: Array<{ title: string; targetValue: number; unit: string; order: number }>
+) {
+  return prisma.$transaction(async (tx) => {
+    // Create OKR
+    const okr = await tx.oKR.create({
+      data: {
+        teamMemberId,
+        objective,
+        description,
+        period,
+        startDate,
+        endDate,
+        status: 'NOT_STARTED',
+      },
+    });
+
+    // Create Key Results
+    const createdKeyResults = await Promise.all(
+      keyResults.map((kr, index) =>
+        tx.keyResult.create({
+          data: {
+            okrId: okr.id,
+            title: kr.title,
+            targetValue: kr.targetValue,
+            currentValue: 0,
+            unit: kr.unit || '%',
+            status: 'NOT_STARTED',
+            order: kr.order !== undefined ? kr.order : index,
+          },
+        })
+      )
+    );
+
+    return {
+      ...okr,
+      keyResults: createdKeyResults,
+    };
+  });
+}
+
+export async function getOKR(okrId: string) {
+  const okr = await prisma.oKR.findUnique({
+    where: { id: okrId },
+    include: {
+      keyResults: {
+        orderBy: {
+          order: 'asc',
+        },
+      },
+      teamMember: {
+        include: {
+          user: {
+            select: {
+              id: true,
+              email: true,
+              name: true,
+            },
+          },
+          team: {
+            select: {
+              id: true,
+              name: true,
+            },
+          },
+        },
+      },
+    },
+  });
+
+  if (!okr) {
+    return null;
+  }
+
+  // Calculate progress
+  const progress = calculateOKRProgressFromKeyResults(okr.keyResults);
+
+  return {
+    ...okr,
+    progress,
+  };
+}
+
+export async function getTeamMemberOKRs(teamMemberId: string) {
+  const okrs = await prisma.oKR.findMany({
+    where: { teamMemberId },
+    include: {
+      keyResults: {
+        orderBy: {
+          order: 'asc',
+        },
+      },
+    },
+    orderBy: {
+      createdAt: 'desc',
+    },
+  });
+
+  return okrs.map((okr) => ({
+    ...okr,
+    progress: calculateOKRProgressFromKeyResults(okr.keyResults),
+  }));
+}
+
+export async function getTeamOKRs(teamId: string) {
+  // Get all team members
+  const teamMembers = await prisma.teamMember.findMany({
+    where: { teamId },
+    include: {
+      user: {
+        select: {
+          id: true,
+          email: true,
+          name: true,
+        },
+      },
+      okrs: {
+        include: {
+          keyResults: {
+            orderBy: {
+              order: 'asc',
+            },
+          },
+        },
+        orderBy: {
+          createdAt: 'desc',
+        },
+      },
+    },
+  });
+
+  return teamMembers.map((tm) => ({
+    ...tm,
+    okrs: tm.okrs.map((okr) => ({
+      ...okr,
+      progress: calculateOKRProgressFromKeyResults(okr.keyResults),
+    })),
+  }));
+}
+
+export async function getUserOKRs(userId: string) {
+  // Get all team members for this user
+  const teamMembers = await prisma.teamMember.findMany({
+    where: { userId },
+    include: {
+      team: {
+        select: {
+          id: true,
+          name: true,
+        },
+      },
+      okrs: {
+        include: {
+          keyResults: {
+            orderBy: {
+              order: 'asc',
+            },
+          },
+        },
+        orderBy: {
+          createdAt: 'desc',
+        },
+      },
+    },
+  });
+
+  // Flatten and return OKRs with team info
+  return teamMembers.flatMap((tm) =>
+    tm.okrs.map((okr) => ({
+      ...okr,
+      progress: calculateOKRProgressFromKeyResults(okr.keyResults),
+      team: tm.team,
+    }))
+  );
+}
+
+export async function getUserOKRsForPeriod(userId: string, period: string) {
+  // Get all team members for this user
+  const teamMembers = await prisma.teamMember.findMany({
+    where: { userId },
+    include: {
+      team: {
+        select: {
+          id: true,
+          name: true,
+        },
+      },
+      okrs: {
+        where: {
+          period,
+        },
+        include: {
+          keyResults: {
+            orderBy: {
+              order: 'asc',
+            },
+          },
+        },
+        orderBy: {
+          createdAt: 'desc',
+        },
+      },
+    },
+  });
+
+  // Flatten and return OKRs with team info
+  return teamMembers.flatMap((tm) =>
+    tm.okrs.map((okr) => ({
+      ...okr,
+      progress: calculateOKRProgressFromKeyResults(okr.keyResults),
+      team: tm.team,
+    }))
+  );
+}
+
+export async function updateOKR(
+  okrId: string,
+  data: UpdateOKRInput,
+  keyResultsUpdates?: {
+    create?: Array<{ title: string; targetValue: number; unit: string; order: number }>;
+    update?: Array<{
+      id: string;
+      title?: string;
+      targetValue?: number;
+      unit?: string;
+      order?: number;
+    }>;
+    delete?: string[];
+  }
+) {
+  return prisma.$transaction(async (tx) => {
+    // Update OKR
+    await tx.oKR.update({
+      where: { id: okrId },
+      data: {
+        ...(data.objective !== undefined && { objective: data.objective }),
+        ...(data.description !== undefined && { description: data.description || null }),
+        ...(data.period !== undefined && { period: data.period }),
+        ...(data.startDate !== undefined && { startDate: data.startDate }),
+        ...(data.endDate !== undefined && { endDate: data.endDate }),
+        ...(data.status !== undefined && { status: data.status }),
+      },
+    });
+
+    // Handle Key Results updates if provided
+    if (keyResultsUpdates) {
+      // Delete Key Results
+      if (keyResultsUpdates.delete && keyResultsUpdates.delete.length > 0) {
+        await tx.keyResult.deleteMany({
+          where: {
+            id: { in: keyResultsUpdates.delete },
+            okrId,
+          },
+        });
+      }
+
+      // Create new Key Results
+      if (keyResultsUpdates.create && keyResultsUpdates.create.length > 0) {
+        await Promise.all(
+          keyResultsUpdates.create.map((kr) =>
+            tx.keyResult.create({
+              data: {
+                okrId,
+                title: kr.title,
+                targetValue: kr.targetValue,
+                currentValue: 0,
+                unit: kr.unit || '%',
+                status: 'NOT_STARTED',
+                order: kr.order,
+              },
+            })
+          )
+        );
+      }
+
+      // Update existing Key Results
+      if (keyResultsUpdates.update && keyResultsUpdates.update.length > 0) {
+        await Promise.all(
+          keyResultsUpdates.update.map((kr) =>
+            tx.keyResult.update({
+              where: { id: kr.id },
+              data: {
+                ...(kr.title !== undefined && { title: kr.title }),
+                ...(kr.targetValue !== undefined && { targetValue: kr.targetValue }),
+                ...(kr.unit !== undefined && { unit: kr.unit }),
+                ...(kr.order !== undefined && { order: kr.order }),
+              },
+            })
+          )
+        );
+      }
+    }
+
+    // Fetch updated OKR with Key Results
+    const updatedOkr = await tx.oKR.findUnique({
+      where: { id: okrId },
+      include: {
+        keyResults: {
+          orderBy: {
+            order: 'asc',
+          },
+        },
+      },
+    });
+
+    if (!updatedOkr) {
+      throw new Error('OKR not found after update');
+    }
+
+    return {
+      ...updatedOkr,
+      progress: calculateOKRProgressFromKeyResults(updatedOkr.keyResults),
+    };
+  });
+}
+
+export async function deleteOKR(okrId: string) {
+  // Cascade delete will handle key results
+  return prisma.oKR.delete({
+    where: { id: okrId },
+  });
+}
+
+export async function createKeyResult(
+  okrId: string,
+  title: string,
+  targetValue: number,
+  unit: string,
+  order: number
+) {
+  return prisma.keyResult.create({
+    data: {
+      okrId,
+      title,
+      targetValue,
+      currentValue: 0,
+      unit: unit || '%',
+      status: 'NOT_STARTED',
+      order,
+    },
+  });
+}
+
+export async function updateKeyResultMetadata(
+  krId: string,
+  data: { title?: string; targetValue?: number; unit?: string; order?: number }
+) {
+  return prisma.keyResult.update({
+    where: { id: krId },
+    data: {
+      ...(data.title !== undefined && { title: data.title }),
+      ...(data.targetValue !== undefined && { targetValue: data.targetValue }),
+      ...(data.unit !== undefined && { unit: data.unit }),
+      ...(data.order !== undefined && { order: data.order }),
+    },
+  });
+}
+
+export async function deleteKeyResult(krId: string) {
+  return prisma.keyResult.delete({
+    where: { id: krId },
+  });
+}
+
+export async function updateKeyResult(krId: string, currentValue: number, notes: string | null) {
+  // Auto-update status based on progress
+  const kr = await prisma.keyResult.findUnique({
+    where: { id: krId },
+    include: {
+      okr: true,
+    },
+  });
+
+  if (!kr) {
+    throw new Error('Key Result not found');
+  }
+
+  const progress = (currentValue / kr.targetValue) * 100;
+  let status: KeyResultStatus = kr.status;
+
+  if (progress >= 100) {
+    status = 'COMPLETED';
+  } else if (progress > 0) {
+    status = progress < 50 ? 'AT_RISK' : 'IN_PROGRESS';
+  } else {
+    status = 'NOT_STARTED';
+  }
+
+  const updated = await prisma.keyResult.update({
+    where: { id: krId },
+    data: {
+      currentValue,
+      notes: notes !== undefined ? notes : kr.notes,
+      status,
+    },
+    include: {
+      okr: {
+        include: {
+          keyResults: true,
+        },
+      },
+    },
+  });
+
+  // Update OKR status based on key results
+  const okrProgress = calculateOKRProgressFromKeyResults(updated.okr.keyResults);
+  let okrStatus: OKRStatus = updated.okr.status;
+
+  if (okrProgress >= 100) {
+    okrStatus = 'COMPLETED';
+  } else if (okrProgress > 0) {
+    okrStatus = 'IN_PROGRESS';
+  }
+
+  // Update OKR status if needed
+  if (okrStatus !== updated.okr.status) {
+    await prisma.oKR.update({
+      where: { id: updated.okr.id },
+      data: { status: okrStatus },
+    });
+  }
+
+  return updated;
+}
+
+export function calculateOKRProgress(okrId: string): Promise<number> {
+  return prisma.oKR
+    .findUnique({
+      where: { id: okrId },
+      include: {
+        keyResults: true,
+      },
+    })
+    .then((okr) => {
+      if (!okr) {
+        return 0;
+      }
+      return calculateOKRProgressFromKeyResults(okr.keyResults);
+    });
+}
+
+function calculateOKRProgressFromKeyResults(
+  keyResults: Array<{ currentValue: number; targetValue: number }>
+): number {
+  if (keyResults.length === 0) {
+    return 0;
+  }
+
+  const totalProgress = keyResults.reduce((sum, kr) => {
+    const progress = kr.targetValue > 0 ? (kr.currentValue / kr.targetValue) * 100 : 0;
+    return sum + Math.min(progress, 100); // Cap at 100%
+  }, 0);
+
+  return Math.round(totalProgress / keyResults.length);
+}

src/services/teams.ts

@@ -0,0 +1,267 @@
+import { prisma } from '@/services/database';
+import type { UpdateTeamInput, TeamRole } from '@/lib/types';
+
+export async function createTeam(name: string, description: string | null, createdById: string) {
+  // Create team and add creator as admin in a transaction
+  return prisma.$transaction(async (tx) => {
+    const team = await tx.team.create({
+      data: {
+        name,
+        description,
+        createdById,
+      },
+    });
+
+    // Add creator as admin
+    await tx.teamMember.create({
+      data: {
+        teamId: team.id,
+        userId: createdById,
+        role: 'ADMIN',
+      },
+    });
+
+    return team;
+  });
+}
+
+export async function getTeam(teamId: string) {
+  return prisma.team.findUnique({
+    where: { id: teamId },
+    include: {
+      members: {
+        include: {
+          user: {
+            select: {
+              id: true,
+              email: true,
+              name: true,
+            },
+          },
+          okrs: {
+            include: {
+              keyResults: true,
+            },
+            orderBy: {
+              createdAt: 'desc',
+            },
+          },
+        },
+        orderBy: {
+          joinedAt: 'asc',
+        },
+      },
+      creator: {
+        select: {
+          id: true,
+          email: true,
+          name: true,
+        },
+      },
+    },
+  });
+}
+
+export async function getUserTeams(userId: string) {
+  // Get teams where user is a member (admin or regular member)
+  const teamMembers = await prisma.teamMember.findMany({
+    where: { userId },
+    include: {
+      team: {
+        include: {
+          members: {
+            include: {
+              user: {
+                select: {
+                  id: true,
+                  email: true,
+                  name: true,
+                },
+              },
+            },
+          },
+          _count: {
+            select: {
+              members: true,
+            },
+          },
+        },
+      },
+      _count: {
+        select: {
+          okrs: true,
+        },
+      },
+    },
+    orderBy: {
+      joinedAt: 'desc',
+    },
+  });
+
+  return teamMembers.map((tm) => ({
+    ...tm.team,
+    userRole: tm.role,
+    userOkrCount: tm._count.okrs,
+  }));
+}
+
+export async function updateTeam(teamId: string, data: UpdateTeamInput) {
+  return prisma.team.update({
+    where: { id: teamId },
+    data: {
+      ...(data.name !== undefined && { name: data.name }),
+      ...(data.description !== undefined && { description: data.description || null }),
+    },
+  });
+}
+
+export async function deleteTeam(teamId: string) {
+  // Cascade delete will handle members and OKRs
+  return prisma.team.delete({
+    where: { id: teamId },
+  });
+}
+
+export async function addTeamMember(teamId: string, userId: string, role: TeamRole = 'MEMBER') {
+  // Check if member already exists
+  const existing = await prisma.teamMember.findUnique({
+    where: {
+      teamId_userId: {
+        teamId,
+        userId,
+      },
+    },
+  });
+
+  if (existing) {
+    throw new Error('Cet utilisateur est déjà membre de cette équipe');
+  }
+
+  return prisma.teamMember.create({
+    data: {
+      teamId,
+      userId,
+      role,
+    },
+    include: {
+      user: {
+        select: {
+          id: true,
+          email: true,
+          name: true,
+        },
+      },
+    },
+  });
+}
+
+export async function removeTeamMember(teamId: string, userId: string) {
+  return prisma.teamMember.delete({
+    where: {
+      teamId_userId: {
+        teamId,
+        userId,
+      },
+    },
+  });
+}
+
+export async function updateMemberRole(teamId: string, userId: string, role: TeamRole) {
+  return prisma.teamMember.update({
+    where: {
+      teamId_userId: {
+        teamId,
+        userId,
+      },
+    },
+    data: { role },
+    include: {
+      user: {
+        select: {
+          id: true,
+          email: true,
+          name: true,
+        },
+      },
+    },
+  });
+}
+
+export async function isTeamAdmin(teamId: string, userId: string): Promise<boolean> {
+  const member = await prisma.teamMember.findUnique({
+    where: {
+      teamId_userId: {
+        teamId,
+        userId,
+      },
+    },
+    select: {
+      role: true,
+    },
+  });
+
+  return member?.role === 'ADMIN';
+}
+
+export async function isTeamMember(teamId: string, userId: string): Promise<boolean> {
+  const member = await prisma.teamMember.findUnique({
+    where: {
+      teamId_userId: {
+        teamId,
+        userId,
+      },
+    },
+  });
+
+  return !!member;
+}
+
+export async function getTeamMember(teamId: string, userId: string) {
+  return prisma.teamMember.findUnique({
+    where: {
+      teamId_userId: {
+        teamId,
+        userId,
+      },
+    },
+    include: {
+      user: {
+        select: {
+          id: true,
+          email: true,
+          name: true,
+        },
+      },
+      okrs: {
+        include: {
+          keyResults: true,
+        },
+        orderBy: {
+          createdAt: 'desc',
+        },
+      },
+    },
+  });
+}
+
+export async function getTeamMemberById(teamMemberId: string) {
+  return prisma.teamMember.findUnique({
+    where: { id: teamMemberId },
+    include: {
+      user: {
+        select: {
+          id: true,
+          email: true,
+          name: true,
+        },
+      },
+      team: {
+        select: {
+          id: true,
+          name: true,
+        },
+      },
+    },
+  });
+}
+

src/services/weather.ts

@@ -0,0 +1,388 @@
+import { prisma } from '@/services/database';
+import type { ShareRole } from '@prisma/client';
+
+// ============================================
+// Weather Session CRUD
+// ============================================
+
+export async function getWeatherSessionsByUserId(userId: string) {
+  // Get owned sessions + shared sessions
+  const [owned, shared] = await Promise.all([
+    prisma.weatherSession.findMany({
+      where: { userId },
+      include: {
+        user: { select: { id: true, name: true, email: true } },
+        shares: {
+          include: {
+            user: { select: { id: true, name: true, email: true } },
+          },
+        },
+        _count: {
+          select: {
+            entries: true,
+          },
+        },
+      },
+      orderBy: { updatedAt: 'desc' },
+    }),
+    prisma.weatherSessionShare.findMany({
+      where: { userId },
+      include: {
+        session: {
+          include: {
+            user: { select: { id: true, name: true, email: true } },
+            shares: {
+              include: {
+                user: { select: { id: true, name: true, email: true } },
+              },
+            },
+            _count: {
+              select: {
+                entries: true,
+              },
+            },
+          },
+        },
+      },
+    }),
+  ]);
+
+  // Mark owned sessions and merge with shared
+  const ownedWithRole = owned.map((s) => ({
+    ...s,
+    isOwner: true as const,
+    role: 'OWNER' as const,
+  }));
+  const sharedWithRole = shared.map((s) => ({
+    ...s.session,
+    isOwner: false as const,
+    role: s.role,
+    sharedAt: s.createdAt,
+  }));
+
+  const allSessions = [...ownedWithRole, ...sharedWithRole].sort(
+    (a, b) => new Date(b.updatedAt).getTime() - new Date(a.updatedAt).getTime()
+  );
+
+  return allSessions;
+}
+
+export async function getWeatherSessionById(sessionId: string, userId: string) {
+  // Check if user owns the session OR has it shared
+  const session = await prisma.weatherSession.findFirst({
+    where: {
+      id: sessionId,
+      OR: [
+        { userId }, // Owner
+        { shares: { some: { userId } } }, // Shared with user
+      ],
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+      entries: {
+        include: {
+          user: { select: { id: true, name: true, email: true } },
+        },
+        orderBy: { createdAt: 'asc' },
+      },
+      shares: {
+        include: {
+          user: { select: { id: true, name: true, email: true } },
+        },
+      },
+    },
+  });
+
+  if (!session) return null;
+
+  // Determine user's role
+  const isOwner = session.userId === userId;
+  const share = session.shares.find((s) => s.userId === userId);
+  const role = isOwner ? ('OWNER' as const) : share?.role || ('VIEWER' as const);
+  const canEdit = isOwner || role === 'EDITOR';
+
+  return { ...session, isOwner, role, canEdit };
+}
+
+// Check if user can access session (owner or shared)
+export async function canAccessWeatherSession(sessionId: string, userId: string) {
+  const count = await prisma.weatherSession.count({
+    where: {
+      id: sessionId,
+      OR: [{ userId }, { shares: { some: { userId } } }],
+    },
+  });
+  return count > 0;
+}
+
+// Check if user can edit session (owner or EDITOR role)
+export async function canEditWeatherSession(sessionId: string, userId: string) {
+  const count = await prisma.weatherSession.count({
+    where: {
+      id: sessionId,
+      OR: [{ userId }, { shares: { some: { userId, role: 'EDITOR' } } }],
+    },
+  });
+  return count > 0;
+}
+
+export async function createWeatherSession(userId: string, data: { title: string; date?: Date }) {
+  return prisma.weatherSession.create({
+    data: {
+      ...data,
+      date: data.date || new Date(),
+      userId,
+    },
+    include: {
+      entries: {
+        include: {
+          user: { select: { id: true, name: true, email: true } },
+        },
+      },
+    },
+  });
+}
+
+export async function updateWeatherSession(
+  sessionId: string,
+  userId: string,
+  data: { title?: string; date?: Date }
+) {
+  return prisma.weatherSession.updateMany({
+    where: { id: sessionId, userId },
+    data,
+  });
+}
+
+export async function deleteWeatherSession(sessionId: string, userId: string) {
+  return prisma.weatherSession.deleteMany({
+    where: { id: sessionId, userId },
+  });
+}
+
+// ============================================
+// Weather Entry CRUD
+// ============================================
+
+export async function getWeatherEntry(sessionId: string, userId: string) {
+  return prisma.weatherEntry.findUnique({
+    where: {
+      sessionId_userId: { sessionId, userId },
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+}
+
+export async function createOrUpdateWeatherEntry(
+  sessionId: string,
+  userId: string,
+  data: {
+    performanceEmoji?: string | null;
+    moralEmoji?: string | null;
+    fluxEmoji?: string | null;
+    valueCreationEmoji?: string | null;
+    notes?: string | null;
+  }
+) {
+  return prisma.weatherEntry.upsert({
+    where: {
+      sessionId_userId: { sessionId, userId },
+    },
+    update: data,
+    create: {
+      sessionId,
+      userId,
+      ...data,
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+}
+
+export async function deleteWeatherEntry(sessionId: string, userId: string) {
+  return prisma.weatherEntry.deleteMany({
+    where: { sessionId, userId },
+  });
+}
+
+// ============================================
+// Session Sharing
+// ============================================
+
+export async function shareWeatherSession(
+  sessionId: string,
+  ownerId: string,
+  targetEmail: string,
+  role: ShareRole = 'EDITOR'
+) {
+  // Verify owner
+  const session = await prisma.weatherSession.findFirst({
+    where: { id: sessionId, userId: ownerId },
+  });
+  if (!session) {
+    throw new Error('Session not found or not owned');
+  }
+
+  // Find target user
+  const targetUser = await prisma.user.findUnique({
+    where: { email: targetEmail },
+  });
+  if (!targetUser) {
+    throw new Error('User not found');
+  }
+
+  // Can't share with yourself
+  if (targetUser.id === ownerId) {
+    throw new Error('Cannot share session with yourself');
+  }
+
+  // Create or update share
+  return prisma.weatherSessionShare.upsert({
+    where: {
+      sessionId_userId: { sessionId, userId: targetUser.id },
+    },
+    update: { role },
+    create: {
+      sessionId,
+      userId: targetUser.id,
+      role,
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+}
+
+export async function shareWeatherSessionToTeam(
+  sessionId: string,
+  ownerId: string,
+  teamId: string,
+  role: ShareRole = 'EDITOR'
+) {
+  // Verify owner
+  const session = await prisma.weatherSession.findFirst({
+    where: { id: sessionId, userId: ownerId },
+  });
+  if (!session) {
+    throw new Error('Session not found or not owned');
+  }
+
+  // Get team members
+  const teamMembers = await prisma.teamMember.findMany({
+    where: { teamId },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+
+  if (teamMembers.length === 0) {
+    throw new Error('Team has no members');
+  }
+
+  // Share with all team members (except owner)
+  const shares = await Promise.all(
+    teamMembers
+      .filter((tm) => tm.userId !== ownerId) // Don't share with yourself
+      .map((tm) =>
+        prisma.weatherSessionShare.upsert({
+          where: {
+            sessionId_userId: { sessionId, userId: tm.userId },
+          },
+          update: { role },
+          create: {
+            sessionId,
+            userId: tm.userId,
+            role,
+          },
+          include: {
+            user: { select: { id: true, name: true, email: true } },
+          },
+        })
+      )
+  );
+
+  return shares;
+}
+
+export async function removeWeatherShare(
+  sessionId: string,
+  ownerId: string,
+  shareUserId: string
+) {
+  // Verify owner
+  const session = await prisma.weatherSession.findFirst({
+    where: { id: sessionId, userId: ownerId },
+  });
+  if (!session) {
+    throw new Error('Session not found or not owned');
+  }
+
+  return prisma.weatherSessionShare.deleteMany({
+    where: { sessionId, userId: shareUserId },
+  });
+}
+
+export async function getWeatherSessionShares(sessionId: string, userId: string) {
+  // Verify access
+  if (!(await canAccessWeatherSession(sessionId, userId))) {
+    throw new Error('Access denied');
+  }
+
+  return prisma.weatherSessionShare.findMany({
+    where: { sessionId },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+}
+
+// ============================================
+// Session Events (for real-time sync)
+// ============================================
+
+export type WeatherSessionEventType =
+  | 'ENTRY_CREATED'
+  | 'ENTRY_UPDATED'
+  | 'ENTRY_DELETED'
+  | 'SESSION_UPDATED';
+
+export async function createWeatherSessionEvent(
+  sessionId: string,
+  userId: string,
+  type: WeatherSessionEventType,
+  payload: Record<string, unknown>
+) {
+  return prisma.weatherSessionEvent.create({
+    data: {
+      sessionId,
+      userId,
+      type,
+      payload: JSON.stringify(payload),
+    },
+  });
+}
+
+export async function getWeatherSessionEvents(sessionId: string, since?: Date) {
+  return prisma.weatherSessionEvent.findMany({
+    where: {
+      sessionId,
+      ...(since && { createdAt: { gt: since } }),
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+    orderBy: { createdAt: 'asc' },
+  });
+}
+
+export async function getLatestWeatherEventTimestamp(sessionId: string) {
+  const event = await prisma.weatherSessionEvent.findFirst({
+    where: { sessionId },
+    orderBy: { createdAt: 'desc' },
+    select: { createdAt: true },
+  });
+  return event?.createdAt;
+}

src/services/weekly-checkin.ts

@@ -0,0 +1,371 @@
+import { prisma } from '@/services/database';
+import { resolveCollaborator } from '@/services/auth';
+import type { ShareRole, WeeklyCheckInCategory, Emotion } from '@prisma/client';
+
+// ============================================
+// Weekly Check-in Session CRUD
+// ============================================
+
+export async function getWeeklyCheckInSessionsByUserId(userId: string) {
+  // Get owned sessions + shared sessions
+  const [owned, shared] = await Promise.all([
+    prisma.weeklyCheckInSession.findMany({
+      where: { userId },
+      include: {
+        user: { select: { id: true, name: true, email: true } },
+        shares: {
+          include: {
+            user: { select: { id: true, name: true, email: true } },
+          },
+        },
+        _count: {
+          select: {
+            items: true,
+          },
+        },
+      },
+      orderBy: { updatedAt: 'desc' },
+    }),
+    prisma.wCISessionShare.findMany({
+      where: { userId },
+      include: {
+        session: {
+          include: {
+            user: { select: { id: true, name: true, email: true } },
+            shares: {
+              include: {
+                user: { select: { id: true, name: true, email: true } },
+              },
+            },
+            _count: {
+              select: {
+                items: true,
+              },
+            },
+          },
+        },
+      },
+    }),
+  ]);
+
+  // Mark owned sessions and merge with shared
+  const ownedWithRole = owned.map((s) => ({
+    ...s,
+    isOwner: true as const,
+    role: 'OWNER' as const,
+  }));
+  const sharedWithRole = shared.map((s) => ({
+    ...s.session,
+    isOwner: false as const,
+    role: s.role,
+    sharedAt: s.createdAt,
+  }));
+
+  const allSessions = [...ownedWithRole, ...sharedWithRole].sort(
+    (a, b) => new Date(b.updatedAt).getTime() - new Date(a.updatedAt).getTime()
+  );
+
+  // Resolve participants to users
+  const sessionsWithResolved = await Promise.all(
+    allSessions.map(async (s) => ({
+      ...s,
+      resolvedParticipant: await resolveCollaborator(s.participant),
+    }))
+  );
+
+  return sessionsWithResolved;
+}
+
+export async function getWeeklyCheckInSessionById(sessionId: string, userId: string) {
+  // Check if user owns the session OR has it shared
+  const session = await prisma.weeklyCheckInSession.findFirst({
+    where: {
+      id: sessionId,
+      OR: [
+        { userId }, // Owner
+        { shares: { some: { userId } } }, // Shared with user
+      ],
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+      items: {
+        orderBy: [{ category: 'asc' }, { order: 'asc' }],
+      },
+      shares: {
+        include: {
+          user: { select: { id: true, name: true, email: true } },
+        },
+      },
+    },
+  });
+
+  if (!session) return null;
+
+  // Determine user's role
+  const isOwner = session.userId === userId;
+  const share = session.shares.find((s) => s.userId === userId);
+  const role = isOwner ? ('OWNER' as const) : share?.role || ('VIEWER' as const);
+  const canEdit = isOwner || role === 'EDITOR';
+
+  // Resolve participant to user if it's an email
+  const resolvedParticipant = await resolveCollaborator(session.participant);
+
+  return { ...session, isOwner, role, canEdit, resolvedParticipant };
+}
+
+// Check if user can access session (owner or shared)
+export async function canAccessWeeklyCheckInSession(sessionId: string, userId: string) {
+  const count = await prisma.weeklyCheckInSession.count({
+    where: {
+      id: sessionId,
+      OR: [{ userId }, { shares: { some: { userId } } }],
+    },
+  });
+  return count > 0;
+}
+
+// Check if user can edit session (owner or EDITOR role)
+export async function canEditWeeklyCheckInSession(sessionId: string, userId: string) {
+  const count = await prisma.weeklyCheckInSession.count({
+    where: {
+      id: sessionId,
+      OR: [{ userId }, { shares: { some: { userId, role: 'EDITOR' } } }],
+    },
+  });
+  return count > 0;
+}
+
+export async function createWeeklyCheckInSession(
+  userId: string,
+  data: { title: string; participant: string; date?: Date }
+) {
+  return prisma.weeklyCheckInSession.create({
+    data: {
+      ...data,
+      date: data.date || new Date(),
+      userId,
+    },
+    include: {
+      items: {
+        orderBy: [{ category: 'asc' }, { order: 'asc' }],
+      },
+    },
+  });
+}
+
+export async function updateWeeklyCheckInSession(
+  sessionId: string,
+  userId: string,
+  data: { title?: string; participant?: string; date?: Date }
+) {
+  return prisma.weeklyCheckInSession.updateMany({
+    where: { id: sessionId, userId },
+    data,
+  });
+}
+
+export async function deleteWeeklyCheckInSession(sessionId: string, userId: string) {
+  return prisma.weeklyCheckInSession.deleteMany({
+    where: { id: sessionId, userId },
+  });
+}
+
+// ============================================
+// Weekly Check-in Items CRUD
+// ============================================
+
+export async function createWeeklyCheckInItem(
+  sessionId: string,
+  data: { content: string; category: WeeklyCheckInCategory; emotion?: Emotion }
+) {
+  // Get max order for this category in this session
+  const maxOrder = await prisma.weeklyCheckInItem.findFirst({
+    where: { sessionId, category: data.category },
+    orderBy: { order: 'desc' },
+    select: { order: true },
+  });
+
+  return prisma.weeklyCheckInItem.create({
+    data: {
+      ...data,
+      emotion: data.emotion || 'NONE',
+      sessionId,
+      order: (maxOrder?.order ?? -1) + 1,
+    },
+  });
+}
+
+export async function updateWeeklyCheckInItem(
+  itemId: string,
+  data: { content?: string; category?: WeeklyCheckInCategory; emotion?: Emotion; order?: number }
+) {
+  return prisma.weeklyCheckInItem.update({
+    where: { id: itemId },
+    data,
+  });
+}
+
+export async function deleteWeeklyCheckInItem(itemId: string) {
+  return prisma.weeklyCheckInItem.delete({
+    where: { id: itemId },
+  });
+}
+
+export async function moveWeeklyCheckInItem(
+  itemId: string,
+  newCategory: WeeklyCheckInCategory,
+  newOrder: number
+) {
+  return prisma.weeklyCheckInItem.update({
+    where: { id: itemId },
+    data: {
+      category: newCategory,
+      order: newOrder,
+    },
+  });
+}
+
+export async function reorderWeeklyCheckInItems(
+  sessionId: string,
+  category: WeeklyCheckInCategory,
+  itemIds: string[]
+) {
+  const updates = itemIds.map((id, index) =>
+    prisma.weeklyCheckInItem.update({
+      where: { id },
+      data: { order: index },
+    })
+  );
+
+  return prisma.$transaction(updates);
+}
+
+// ============================================
+// Session Sharing
+// ============================================
+
+export async function shareWeeklyCheckInSession(
+  sessionId: string,
+  ownerId: string,
+  targetEmail: string,
+  role: ShareRole = 'EDITOR'
+) {
+  // Verify owner
+  const session = await prisma.weeklyCheckInSession.findFirst({
+    where: { id: sessionId, userId: ownerId },
+  });
+  if (!session) {
+    throw new Error('Session not found or not owned');
+  }
+
+  // Find target user
+  const targetUser = await prisma.user.findUnique({
+    where: { email: targetEmail },
+  });
+  if (!targetUser) {
+    throw new Error('User not found');
+  }
+
+  // Can't share with yourself
+  if (targetUser.id === ownerId) {
+    throw new Error('Cannot share session with yourself');
+  }
+
+  // Create or update share
+  return prisma.wCISessionShare.upsert({
+    where: {
+      sessionId_userId: { sessionId, userId: targetUser.id },
+    },
+    update: { role },
+    create: {
+      sessionId,
+      userId: targetUser.id,
+      role,
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+}
+
+export async function removeWeeklyCheckInShare(
+  sessionId: string,
+  ownerId: string,
+  shareUserId: string
+) {
+  // Verify owner
+  const session = await prisma.weeklyCheckInSession.findFirst({
+    where: { id: sessionId, userId: ownerId },
+  });
+  if (!session) {
+    throw new Error('Session not found or not owned');
+  }
+
+  return prisma.wCISessionShare.deleteMany({
+    where: { sessionId, userId: shareUserId },
+  });
+}
+
+export async function getWeeklyCheckInSessionShares(sessionId: string, userId: string) {
+  // Verify access
+  if (!(await canAccessWeeklyCheckInSession(sessionId, userId))) {
+    throw new Error('Access denied');
+  }
+
+  return prisma.wCISessionShare.findMany({
+    where: { sessionId },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+  });
+}
+
+// ============================================
+// Session Events (for real-time sync)
+// ============================================
+
+export type WCISessionEventType =
+  | 'ITEM_CREATED'
+  | 'ITEM_UPDATED'
+  | 'ITEM_DELETED'
+  | 'ITEM_MOVED'
+  | 'ITEMS_REORDERED'
+  | 'SESSION_UPDATED';
+
+export async function createWeeklyCheckInSessionEvent(
+  sessionId: string,
+  userId: string,
+  type: WCISessionEventType,
+  payload: Record<string, unknown>
+) {
+  return prisma.wCISessionEvent.create({
+    data: {
+      sessionId,
+      userId,
+      type,
+      payload: JSON.stringify(payload),
+    },
+  });
+}
+
+export async function getWeeklyCheckInSessionEvents(sessionId: string, since?: Date) {
+  return prisma.wCISessionEvent.findMany({
+    where: {
+      sessionId,
+      ...(since && { createdAt: { gt: since } }),
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+    },
+    orderBy: { createdAt: 'asc' },
+  });
+}
+
+export async function getLatestWeeklyCheckInEventTimestamp(sessionId: string) {
+  const event = await prisma.wCISessionEvent.findFirst({
+    where: { sessionId },
+    orderBy: { createdAt: 'desc' },
+    select: { createdAt: true },
+  });
+  return event?.createdAt;
+}