Docker mit traefik und portainer

nodejs-version/backend/dist/app.js

@@ -27,12 +27,20 @@ const limiter = (0, express_rate_limit_1.default)({
     message: 'Too many requests from this IP, please try again later.',
 });
 app.use(limiter);
+const allowedOrigins = [
+    'http://localhost:5173',
+    'http://localhost:3000',
+    config_1.config.cors.origin
+].filter(Boolean);
 app.use((0, cors_1.default)({
-    origin: config_1.config.cors.origin,
+    origin: allowedOrigins,
     credentials: true,
 }));
 app.use((req, res, next) => {
-    res.header('Access-Control-Allow-Origin', 'http://localhost:5173');
+    const origin = req.headers.origin;
+    if (origin && allowedOrigins.includes(origin)) {
+        res.header('Access-Control-Allow-Origin', origin);
+    }
     res.header('Access-Control-Allow-Credentials', 'true');
     res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
     res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept, Authorization');