add useProxies config to support x-forwarded headers in express

src/environments/environment.test.ts

@@ -25,7 +25,8 @@ export const environment: BuildConfig = {
     rateLimiter: {
       windowMs: 1 * 60 * 1000, // 1 minute
       max: 500 // limit each IP to 500 requests per windowMs
-    }
+    },
+    useProxies: true,
   },
 
   // The REST API server settings.