feat: enhance user preferences management with userId integration

- Added `userId` field to `UserPreferences` model in Prisma schema for user-specific preferences.
- Implemented migration to populate existing preferences with the first user.
- Updated user preferences service methods to handle user-specific data retrieval and updates.
- Modified API routes and components to ensure user authentication and fetch preferences based on the authenticated user.
- Enhanced session management in various components to load user preferences accordingly.

src/actions/jira-sprint-details.ts

@@ -5,6 +5,8 @@ import { userPreferencesService } from '@/services/core/user-preferences';
 import { SprintDetails } from '@/components/jira/SprintDetailModal';
 import { JiraTask, AssigneeDistribution, StatusDistribution, SprintVelocity } from '@/lib/types';
 import { parseDate } from '@/lib/date-utils';
+import { getServerSession } from 'next-auth';
+import { authOptions } from '@/lib/auth';
 
 export interface SprintDetailsResult {
   success: boolean;
@@ -17,8 +19,13 @@ export interface SprintDetailsResult {
  */
 export async function getSprintDetails(sprintName: string): Promise<SprintDetailsResult> {
   try {
+    const session = await getServerSession(authOptions);
+    if (!session?.user?.id) {
+      return { success: false, error: 'Non authentifié' };
+    }
+
     // Récupérer la config Jira
-    const jiraConfig = await userPreferencesService.getJiraConfig();
+    const jiraConfig = await userPreferencesService.getJiraConfig(session.user.id);
     
     if (!jiraConfig?.baseUrl || !jiraConfig?.email || !jiraConfig?.apiToken || !jiraConfig?.projectKey) {
       return {