feat: initialize backend service with Express, SQLite logging, and API utilities

backendia/Dockerfile

@@ -10,10 +10,16 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     && rm -rf /var/lib/apt/lists/*
 
 COPY package*.json ./
-RUN npm ci --omit=dev && npm rebuild sqlite3 --build-from-source
+COPY dashboard/package*.json ./dashboard/
+
+RUN npm install && npm rebuild sqlite3 --build-from-source
+RUN cd dashboard && npm install
 
 COPY . .
 
+# Build du Dashboard Next.js
+RUN cd dashboard && npm run build
+
 # Dossiers nécessaires
 RUN mkdir -p uploads/images uploads/data exports
 

backendia/dashboard/src/lib/api.ts

@@ -1,4 +1,7 @@
-export const API_BASE_URL = 'http://127.0.0.1:3000';
+const isServer = typeof window === 'undefined';
+export const API_BASE_URL = isServer 
+  ? `http://127.0.0.1:${process.env.PORT || 3000}` 
+  : '';
 
 export async function fetchApi(endpoint: string) {
   const res = await fetch(`${API_BASE_URL}${endpoint}`, {

backendia/package.json

@@ -18,6 +18,9 @@
     "dotenv": "^17.4.2",
     "express": "^5.2.1",
     "multer": "^2.1.1",
+    "next": "^16.2.4",
+    "react": "^19.2.4",
+    "react-dom": "^19.2.4",
     "sharp": "^0.35.3",
     "sqlite3": "^6.0.1"
   }

backendia/server.js

@@ -36,6 +36,7 @@ const db = new sqlite3.Database(dbPath, (err) => {
         console.error('Erreur de connexion à SQLite:', err.message);
     } else {
         console.log('Connecté à la base de données SQLite.');
+        db.serialize(() => {
             db.run(`CREATE TABLE IF NOT EXISTS user_stats (
                 wallet_hash TEXT PRIMARY KEY,
                 photo_count INTEGER DEFAULT 0,
@@ -83,10 +84,13 @@ const db = new sqlite3.Database(dbPath, (err) => {
                 "ALTER TABLE upload_logs ADD COLUMN target_rings_count INTEGER DEFAULT 0",
                 "ALTER TABLE upload_logs ADD COLUMN target_details TEXT"
             ];
-        migrations.forEach(sql => db.run(sql, () => {}));
+            migrations.forEach(sql => {
+                db.run(sql, () => {});
+            });
 
             db.run(`CREATE INDEX IF NOT EXISTS idx_upload_logs_wallet ON upload_logs(wallet_hash)`);
             db.run(`CREATE INDEX IF NOT EXISTS idx_upload_logs_timestamp ON upload_logs(timestamp)`);
+        });
     }
 });
 
@@ -814,10 +818,33 @@ app.use((err, req, res, next) => {
     res.status(500).json({ error: err.message || 'Une erreur inattendue est survenue' });
 });
 
-// Démarrer le serveur
+// Intégration du Dashboard Next.js
+const dashboardDir = path.join(__dirname, 'dashboard');
+const dev = process.env.NODE_ENV !== 'production';
+
+let nextApp;
+try {
+    const next = require('next');
+    nextApp = next({ dev, dir: dashboardDir });
+} catch (e) {
+    console.warn("Module 'next' non disponible, mode API seule.");
+}
+
+async function startServer() {
+    if (nextApp) {
+        try {
+            await nextApp.prepare();
+            const handle = nextApp.getRequestHandler();
+            app.all('*', (req, res) => handle(req, res));
+            console.log("Dashboard Next.js initialisé avec succès.");
+        } catch (err) {
+            console.error("Erreur d'initialisation du Dashboard Next.js:", err);
+        }
+    }
+
     app.listen(PORT, () => {
         console.log(`=================================`);
-    console.log(`Serveur Backend IA démarré`);
+        console.log(`Serveur Backend IA & Dashboard démarré`);
         console.log(`Port: ${PORT}`);
         console.log(`Dossiers:`);
         console.log(` - Images: ${imagesDir}`);
@@ -825,3 +852,6 @@ app.listen(PORT, () => {
         console.log(` - Export: ${exportsDir}`);
         console.log(`=================================`);
     });
+}
+
+startServer();