repl_setup

To make your frontend visible through the Replit proxy, bind your development server to 0.0.0.0:5000 and configure allowed-hosts to ensure your React, Vue, Angular, or Vite app is publicly accessible.

Your Replit web app fails to load publicly if the server is not bound to 0.0.0.0:5000 or if allowed hosts are not configured. The proxy requires this specific binding and host configuration to route traffic correctly.

Yes, you need to bind your Vite dev server to 0.0.0.0:5000 on Replit. This specific port and host binding is required for the Replit proxy to successfully expose your local development environment to a publicly accessible URL.

No, you should avoid Docker or virtual environments for hosting your frontend on Replit. The proxy configuration requires a non-Docker environment to properly route traffic to your 0.0.0.0:5000 bound server.

To configure allowed hosts for an Angular app on Replit, you must update your host configuration to accept all hosts or specify the Replit proxy URL. This ensures the frontend remains visible and avoids host validation errors.

The best way to debug frontend-backend connectivity issues on Replit is to verify your server is bound to 0.0.0.0:5000, confirm allowed-hosts are enabled, and ensure your backend provides a publicly accessible URL for the proxy.