fix(web): use Docker service name as default for API proxy

apps/web/next.config.ts

@@ -4,9 +4,12 @@ const nextConfig: NextConfig = {
   output: 'standalone',
   
   async rewrites() {
-    // INTERNAL_API_URL is the backend service URL (city-service)
-    // Used for proxying API requests from the frontend to the backend
-    const internalApiUrl = process.env.INTERNAL_API_URL || 'http://localhost:7001'
+    // For Docker network: use service name
+    // INTERNAL_API_URL should be set to http://daarion-city-service:7001 in docker
+    // Fallback to localhost for local development
+    const internalApiUrl = process.env.INTERNAL_API_URL || 'http://daarion-city-service:7001'
+    
+    console.log('[next.config] INTERNAL_API_URL:', internalApiUrl)
     
     return [
       {