diff --git a/apps/backoffice/app/api/books/[bookId]/pages/[pageNum]/route.ts b/apps/backoffice/app/api/books/[bookId]/pages/[pageNum]/route.ts
index efc4702..12f17f2 100644
--- a/apps/backoffice/app/api/books/[bookId]/pages/[pageNum]/route.ts
+++ b/apps/backoffice/app/api/books/[bookId]/pages/[pageNum]/route.ts
@@ -1,35 +1,25 @@
 import { NextRequest, NextResponse } from "next/server";
+import { config } from "@/lib/api";
 
 export async function GET(
   request: NextRequest,
   { params }: { params: Promise<{ bookId: string; pageNum: string }> }
 ) {
   const { bookId, pageNum } = await params;
-  
-  // Récupérer les query params (format, width, quality)
-  const { searchParams } = new URL(request.url);
-  const format = searchParams.get("format") || "webp";
-  const width = searchParams.get("width") || "";
-  const quality = searchParams.get("quality") || "";
-  
-  // Construire l'URL vers l'API backend
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiUrl = new URL(`${apiBaseUrl}/books/${bookId}/pages/${pageNum}`);
-  apiUrl.searchParams.set("format", format);
-  if (width) apiUrl.searchParams.set("width", width);
-  if (quality) apiUrl.searchParams.set("quality", quality);
-  
-  // Faire la requête à l'API
-  const token = process.env.API_BOOTSTRAP_TOKEN;
-  if (!token) {
-    return new NextResponse("API token not configured", { status: 500 });
-  }
-  
   try {
+    const { baseUrl, token } = config();
+    const { searchParams } = new URL(request.url);
+    const format = searchParams.get("format") || "webp";
+    const width = searchParams.get("width") || "";
+    const quality = searchParams.get("quality") || "";
+
+    const apiUrl = new URL(`${baseUrl}/books/${bookId}/pages/${pageNum}`);
+    apiUrl.searchParams.set("format", format);
+    if (width) apiUrl.searchParams.set("width", width);
+    if (quality) apiUrl.searchParams.set("quality", quality);
+
     const response = await fetch(apiUrl.toString(), {
-      headers: {
-        Authorization: `Bearer ${token}`,
-      },
+      headers: { Authorization: `Bearer ${token}` },
     });
     
     if (!response.ok) {
diff --git a/apps/backoffice/app/api/books/[bookId]/thumbnail/route.ts b/apps/backoffice/app/api/books/[bookId]/thumbnail/route.ts
index 22c2a96..c412c3e 100644
--- a/apps/backoffice/app/api/books/[bookId]/thumbnail/route.ts
+++ b/apps/backoffice/app/api/books/[bookId]/thumbnail/route.ts
@@ -1,4 +1,5 @@
 import { NextRequest, NextResponse } from "next/server";
+import { config } from "@/lib/api";
 
 export async function GET(
   request: NextRequest,
@@ -6,19 +7,10 @@ export async function GET(
 ) {
   const { bookId } = await params;
   
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiUrl = `${apiBaseUrl}/books/${bookId}/thumbnail`;
-  
-  const token = process.env.API_BOOTSTRAP_TOKEN;
-  if (!token) {
-    return new NextResponse("API token not configured", { status: 500 });
-  }
-  
   try {
-    const response = await fetch(apiUrl, {
-      headers: {
-        Authorization: `Bearer ${token}`,
-      },
+    const { baseUrl, token } = config();
+    const response = await fetch(`${baseUrl}/books/${bookId}/thumbnail`, {
+      headers: { Authorization: `Bearer ${token}` },
     });
     
     if (!response.ok) {
diff --git a/apps/backoffice/app/api/folders/route.ts b/apps/backoffice/app/api/folders/route.ts
index 37fb8cb..7f55d09 100644
--- a/apps/backoffice/app/api/folders/route.ts
+++ b/apps/backoffice/app/api/folders/route.ts
@@ -1,39 +1,13 @@
 import { NextRequest, NextResponse } from "next/server";
+import { listFolders } from "@/lib/api";
 
 export async function GET(request: NextRequest) {
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiToken = process.env.API_BOOTSTRAP_TOKEN;
-  
-  if (!apiToken) {
-    return NextResponse.json({ error: "API token not configured" }, { status: 500 });
-  }
-  
   try {
     const { searchParams } = new URL(request.url);
-    const path = searchParams.get("path");
-    
-    let apiUrl = `${apiBaseUrl}/folders`;
-    if (path) {
-      apiUrl += `?path=${encodeURIComponent(path)}`;
-    }
-    
-    const response = await fetch(apiUrl, {
-      headers: {
-        Authorization: `Bearer ${apiToken}`,
-      },
-    });
-    
-    if (!response.ok) {
-      return NextResponse.json(
-        { error: `API error: ${response.status}` },
-        { status: response.status }
-      );
-    }
-    
-    const data = await response.json();
+    const path = searchParams.get("path") || undefined;
+    const data = await listFolders(path);
     return NextResponse.json(data);
   } catch (error) {
-    console.error("Proxy error:", error);
     return NextResponse.json({ error: "Failed to fetch folders" }, { status: 500 });
   }
 }
diff --git a/apps/backoffice/app/api/jobs/[id]/cancel/route.ts b/apps/backoffice/app/api/jobs/[id]/cancel/route.ts
index 7d47f12..edbbeed 100644
--- a/apps/backoffice/app/api/jobs/[id]/cancel/route.ts
+++ b/apps/backoffice/app/api/jobs/[id]/cancel/route.ts
@@ -1,36 +1,15 @@
 import { NextRequest, NextResponse } from "next/server";
+import { cancelJob } from "@/lib/api";
 
 export async function POST(
-  request: NextRequest,
+  _request: NextRequest,
   { params }: { params: Promise<{ id: string }> }
 ) {
   const { id } = await params;
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiToken = process.env.API_BOOTSTRAP_TOKEN;
-  
-  if (!apiToken) {
-    return NextResponse.json({ error: "API token not configured" }, { status: 500 });
-  }
-  
   try {
-    const response = await fetch(`${apiBaseUrl}/index/cancel/${id}`, {
-      method: "POST",
-      headers: {
-        Authorization: `Bearer ${apiToken}`,
-      },
-    });
-    
-    if (!response.ok) {
-      return NextResponse.json(
-        { error: `API error: ${response.status}` },
-        { status: response.status }
-      );
-    }
-    
-    const data = await response.json();
+    const data = await cancelJob(id);
     return NextResponse.json(data);
   } catch (error) {
-    console.error("Proxy error:", error);
     return NextResponse.json({ error: "Failed to cancel job" }, { status: 500 });
   }
 }
diff --git a/apps/backoffice/app/api/jobs/[id]/route.ts b/apps/backoffice/app/api/jobs/[id]/route.ts
index eee6fc0..e85fee3 100644
--- a/apps/backoffice/app/api/jobs/[id]/route.ts
+++ b/apps/backoffice/app/api/jobs/[id]/route.ts
@@ -1,35 +1,15 @@
 import { NextRequest, NextResponse } from "next/server";
+import { apiFetch, IndexJobDto } from "@/lib/api";
 
 export async function GET(
-  request: NextRequest,
+  _request: NextRequest,
   { params }: { params: Promise<{ id: string }> }
 ) {
   const { id } = await params;
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiToken = process.env.API_BOOTSTRAP_TOKEN;
-  
-  if (!apiToken) {
-    return NextResponse.json({ error: "API token not configured" }, { status: 500 });
-  }
-  
   try {
-    const response = await fetch(`${apiBaseUrl}/index/jobs/${id}`, {
-      headers: {
-        Authorization: `Bearer ${apiToken}`,
-      },
-    });
-    
-    if (!response.ok) {
-      return NextResponse.json(
-        { error: `API error: ${response.status}` },
-        { status: response.status }
-      );
-    }
-    
-    const data = await response.json();
+    const data = await apiFetch<IndexJobDto>(`/index/jobs/${id}`);
     return NextResponse.json(data);
   } catch (error) {
-    console.error("Proxy error:", error);
     return NextResponse.json({ error: "Failed to fetch job" }, { status: 500 });
   }
 }
diff --git a/apps/backoffice/app/api/jobs/[id]/stream/route.ts b/apps/backoffice/app/api/jobs/[id]/stream/route.ts
index 33617e6..a9bae3e 100644
--- a/apps/backoffice/app/api/jobs/[id]/stream/route.ts
+++ b/apps/backoffice/app/api/jobs/[id]/stream/route.ts
@@ -1,20 +1,13 @@
 import { NextRequest } from "next/server";
+import { config } from "@/lib/api";
 
 export async function GET(
   request: NextRequest,
   { params }: { params: Promise<{ id: string }> }
 ) {
   const { id } = await params;
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiToken = process.env.API_BOOTSTRAP_TOKEN;
-  
-  if (!apiToken) {
-    return new Response(
-      `data: ${JSON.stringify({ error: "API token not configured" })}\n\n`,
-      { status: 500, headers: { "Content-Type": "text/event-stream" } }
-    );
-  }
-  
+  const { baseUrl, token } = config();
+
   const stream = new ReadableStream({
     async start(controller) {
       // Send initial headers for SSE
@@ -27,10 +20,8 @@ export async function GET(
         if (!isActive) return;
         
         try {
-          const response = await fetch(`${apiBaseUrl}/index/jobs/${id}`, {
-            headers: {
-              Authorization: `Bearer ${apiToken}`,
-            },
+          const response = await fetch(`${baseUrl}/index/jobs/${id}`, {
+            headers: { Authorization: `Bearer ${token}` },
           });
           
           if (response.ok && isActive) {
diff --git a/apps/backoffice/app/api/jobs/active/route.ts b/apps/backoffice/app/api/jobs/active/route.ts
new file mode 100644
index 0000000..4b22096
--- /dev/null
+++ b/apps/backoffice/app/api/jobs/active/route.ts
@@ -0,0 +1,11 @@
+import { NextResponse } from "next/server";
+import { apiFetch, IndexJobDto } from "@/lib/api";
+
+export async function GET() {
+  try {
+    const data = await apiFetch<IndexJobDto[]>("/index/jobs/active");
+    return NextResponse.json(data);
+  } catch (error) {
+    return NextResponse.json({ error: "Failed to fetch active jobs" }, { status: 500 });
+  }
+}
diff --git a/apps/backoffice/app/api/jobs/route.ts b/apps/backoffice/app/api/jobs/route.ts
deleted file mode 100644
index 15c2cb1..0000000
--- a/apps/backoffice/app/api/jobs/route.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-
-export async function GET(request: NextRequest) {
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiToken = process.env.API_BOOTSTRAP_TOKEN;
-  
-  if (!apiToken) {
-    return NextResponse.json({ error: "API token not configured" }, { status: 500 });
-  }
-  
-  try {
-    const response = await fetch(`${apiBaseUrl}/index/status`, {
-      headers: {
-        Authorization: `Bearer ${apiToken}`,
-      },
-    });
-    
-    if (!response.ok) {
-      return NextResponse.json(
-        { error: `API error: ${response.status}` },
-        { status: response.status }
-      );
-    }
-    
-    const data = await response.json();
-    return NextResponse.json(data);
-  } catch (error) {
-    console.error("Proxy error:", error);
-    return NextResponse.json({ error: "Failed to fetch jobs" }, { status: 500 });
-  }
-}
diff --git a/apps/backoffice/app/api/jobs/stream/route.ts b/apps/backoffice/app/api/jobs/stream/route.ts
index 4e4e282..f0a4415 100644
--- a/apps/backoffice/app/api/jobs/stream/route.ts
+++ b/apps/backoffice/app/api/jobs/stream/route.ts
@@ -1,16 +1,9 @@
 import { NextRequest } from "next/server";
+import { config } from "@/lib/api";
 
 export async function GET(request: NextRequest) {
-  const apiBaseUrl = process.env.API_BASE_URL || "http://api:7080";
-  const apiToken = process.env.API_BOOTSTRAP_TOKEN;
-  
-  if (!apiToken) {
-    return new Response(
-      `data: ${JSON.stringify({ error: "API token not configured" })}\n\n`,
-      { status: 500, headers: { "Content-Type": "text/event-stream" } }
-    );
-  }
-  
+  const { baseUrl, token } = config();
+
   const stream = new ReadableStream({
     async start(controller) {
       controller.enqueue(new TextEncoder().encode(""));
@@ -22,10 +15,8 @@ export async function GET(request: NextRequest) {
         if (!isActive) return;
         
         try {
-          const response = await fetch(`${apiBaseUrl}/index/status`, {
-            headers: {
-              Authorization: `Bearer ${apiToken}`,
-            },
+          const response = await fetch(`${baseUrl}/index/status`, {
+            headers: { Authorization: `Bearer ${token}` },
           });
           
           if (response.ok && isActive) {
diff --git a/apps/backoffice/app/api/settings/[key]/route.ts b/apps/backoffice/app/api/settings/[key]/route.ts
index a3891b1..48fb645 100644
--- a/apps/backoffice/app/api/settings/[key]/route.ts
+++ b/apps/backoffice/app/api/settings/[key]/route.ts
@@ -1,29 +1,16 @@
 import { NextRequest, NextResponse } from "next/server";
+import { apiFetch, updateSetting } from "@/lib/api";
 
 export async function GET(
-  request: NextRequest,
+  _request: NextRequest,
   { params }: { params: Promise<{ key: string }> }
 ) {
+  const { key } = await params;
   try {
-    const { key } = await params;
-    const baseUrl = process.env.API_BASE_URL || "http://api:7080";
-    const token = process.env.API_BOOTSTRAP_TOKEN;
-    
-    const response = await fetch(`${baseUrl}/settings/${key}`, {
-      headers: {
-        Authorization: `Bearer ${token}`,
-      },
-      cache: "no-store"
-    });
-
-    if (!response.ok) {
-      return NextResponse.json({ error: "Failed to fetch setting" }, { status: response.status });
-    }
-
-    const data = await response.json();
+    const data = await apiFetch<unknown>(`/settings/${key}`);
     return NextResponse.json(data);
   } catch (error) {
-    return NextResponse.json({ error: "Internal server error" }, { status: 500 });
+    return NextResponse.json({ error: "Failed to fetch setting" }, { status: 500 });
   }
 }
 
@@ -31,29 +18,12 @@ export async function POST(
   request: NextRequest,
   { params }: { params: Promise<{ key: string }> }
 ) {
+  const { key } = await params;
   try {
-    const { key } = await params;
-    const baseUrl = process.env.API_BASE_URL || "http://api:7080";
-    const token = process.env.API_BOOTSTRAP_TOKEN;
-    const body = await request.json();
-    
-    const response = await fetch(`${baseUrl}/settings/${key}`, {
-      method: "POST",
-      headers: {
-        Authorization: `Bearer ${token}`,
-        "Content-Type": "application/json",
-      },
-      body: JSON.stringify(body),
-      cache: "no-store"
-    });
-
-    if (!response.ok) {
-      return NextResponse.json({ error: "Failed to update setting" }, { status: response.status });
-    }
-
-    const data = await response.json();
+    const { value } = await request.json();
+    const data = await updateSetting(key, value);
     return NextResponse.json(data);
   } catch (error) {
-    return NextResponse.json({ error: "Internal server error" }, { status: 500 });
+    return NextResponse.json({ error: "Failed to update setting" }, { status: 500 });
   }
 }
diff --git a/apps/backoffice/app/api/settings/cache/clear/route.ts b/apps/backoffice/app/api/settings/cache/clear/route.ts
index a462dfd..a7eb71a 100644
--- a/apps/backoffice/app/api/settings/cache/clear/route.ts
+++ b/apps/backoffice/app/api/settings/cache/clear/route.ts
@@ -1,25 +1,11 @@
-import { NextRequest, NextResponse } from "next/server";
+import { NextResponse } from "next/server";
+import { clearCache } from "@/lib/api";
 
-export async function POST(request: NextRequest) {
+export async function POST() {
   try {
-    const baseUrl = process.env.API_BASE_URL || "http://api:7080";
-    const token = process.env.API_BOOTSTRAP_TOKEN;
-    
-    const response = await fetch(`${baseUrl}/settings/cache/clear`, {
-      method: "POST",
-      headers: {
-        Authorization: `Bearer ${token}`,
-      },
-      cache: "no-store"
-    });
-
-    if (!response.ok) {
-      return NextResponse.json({ error: "Failed to clear cache" }, { status: response.status });
-    }
-
-    const data = await response.json();
+    const data = await clearCache();
     return NextResponse.json(data);
   } catch (error) {
-    return NextResponse.json({ error: "Internal server error" }, { status: 500 });
+    return NextResponse.json({ error: "Failed to clear cache" }, { status: 500 });
   }
 }
diff --git a/apps/backoffice/app/api/settings/cache/stats/route.ts b/apps/backoffice/app/api/settings/cache/stats/route.ts
index 6db496a..8e888a5 100644
--- a/apps/backoffice/app/api/settings/cache/stats/route.ts
+++ b/apps/backoffice/app/api/settings/cache/stats/route.ts
@@ -1,24 +1,11 @@
-import { NextRequest, NextResponse } from "next/server";
+import { NextResponse } from "next/server";
+import { getCacheStats } from "@/lib/api";
 
-export async function GET(request: NextRequest) {
+export async function GET() {
   try {
-    const baseUrl = process.env.API_BASE_URL || "http://api:7080";
-    const token = process.env.API_BOOTSTRAP_TOKEN;
-    
-    const response = await fetch(`${baseUrl}/settings/cache/stats`, {
-      headers: {
-        Authorization: `Bearer ${token}`,
-      },
-      cache: "no-store"
-    });
-
-    if (!response.ok) {
-      return NextResponse.json({ error: "Failed to fetch cache stats" }, { status: response.status });
-    }
-
-    const data = await response.json();
+    const data = await getCacheStats();
     return NextResponse.json(data);
   } catch (error) {
-    return NextResponse.json({ error: "Internal server error" }, { status: 500 });
+    return NextResponse.json({ error: "Failed to fetch cache stats" }, { status: 500 });
   }
 }
diff --git a/apps/backoffice/app/api/settings/route.ts b/apps/backoffice/app/api/settings/route.ts
deleted file mode 100644
index 41b838a..0000000
--- a/apps/backoffice/app/api/settings/route.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-
-export async function GET(request: NextRequest) {
-  try {
-    const baseUrl = process.env.API_BASE_URL || "http://api:7080";
-    const token = process.env.API_BOOTSTRAP_TOKEN;
-    
-    const response = await fetch(`${baseUrl}/settings`, {
-      headers: {
-        Authorization: `Bearer ${token}`,
-      },
-      cache: "no-store"
-    });
-
-    if (!response.ok) {
-      return NextResponse.json({ error: "Failed to fetch settings" }, { status: response.status });
-    }
-
-    const data = await response.json();
-    return NextResponse.json(data);
-  } catch (error) {
-    return NextResponse.json({ error: "Internal server error" }, { status: 500 });
-  }
-}
diff --git a/apps/backoffice/lib/api.ts b/apps/backoffice/lib/api.ts
index e75cf75..40e3f8e 100644
--- a/apps/backoffice/lib/api.ts
+++ b/apps/backoffice/lib/api.ts
@@ -89,7 +89,7 @@ export type SeriesDto = {
   first_book_id: string;
 };
 
-function config() {
+export function config() {
   const baseUrl = process.env.API_BASE_URL || "http://api:7080";
   const token = process.env.API_BOOTSTRAP_TOKEN;
   if (!token) {
diff --git a/apps/backoffice/tsconfig.json b/apps/backoffice/tsconfig.json
index e0c8e33..002f750 100644
--- a/apps/backoffice/tsconfig.json
+++ b/apps/backoffice/tsconfig.json
@@ -21,7 +21,10 @@
       {
         "name": "next"
       }
-    ]
+    ],
+    "paths": {
+      "@/*": ["./*"]
+    }
   },
   "include": [
     "next-env.d.ts",