update

gnx-react/lib/config/api.ts

@@ -1,9 +1,17 @@
 /**
  * API Configuration
  * Centralized configuration for API endpoints
+ * 
+ * In Development: Calls backend directly at http://localhost:8000
+ * In Production: Uses Next.js rewrites/nginx proxy at /api (internal network only)
  */
 
-export const API_BASE_URL = process.env.NEXT_PUBLIC_API_URL || 'http://localhost:8000';
+// Production: Use relative URLs (nginx proxy)
+// Development: Use full backend URL
+const isProduction = process.env.NODE_ENV === 'production';
+export const API_BASE_URL = isProduction 
+  ? ''  // Use relative URLs in production (proxied by nginx)
+  : (process.env.NEXT_PUBLIC_API_URL || 'http://localhost:8000');
 
 export const API_CONFIG = {
   // Django API Base URL