Fix CORS to allow both port 5173 and 5174

server/src/index.ts

@@ -18,7 +18,11 @@ app.use(helmet({
   contentSecurityPolicy: false, // Disable CSP for development
 }));
 app.use(cors({
-  origin: process.env.CORS_ORIGIN || 'http://localhost:5173',
+  origin: [
+    'http://localhost:5173',
+    'http://localhost:5174',
+    process.env.CORS_ORIGIN || ''
+  ].filter(Boolean),
   credentials: true,
 }));
 app.use(express.json());