🔧 Update the frontend build context for prod with the new top level setup (#2108)

Author: tiangolo

compose.yml

@@ -143,7 +143,8 @@ services:
       - traefik-public
       - default
     build:
-      context: ./frontend
+      context: .
+      dockerfile: frontend/Dockerfile
       args:
         - VITE_API_URL=https://api.${DOMAIN?Variable not set}
         - NODE_ENV=production