feat(frontend): scaffolding to build frontend

- Added `make fnginx` to have better dev experience
- Added app.conf to nginx configuration to handle frontend

nginx/conf/default.conf

@@ -26,5 +26,6 @@ server {
 	ssl_protocols 		TLSv1.3;
 	
 	proxy_set_header	X-Forwarded true;
+	error_page 497  https://$http_host$request_uri;
 	include conf.d/locations/*.conf;
 }