REACT_APP_BACKEND_URL=http://localhost:8000 # For development NODE_ENV=development # Enable file watching via polling instead of filesystem events # These are critical for hot reloading to work properly in Docker containers # as the normal filesystem event notification doesn't work reliably with mounted volumes CHOKIDAR_USEPOLLING=true WATCHPACK_POLLING=true # Configure WebSocket port for hot module replacement (HMR) WDS_SOCKET_PORT=3000 FAST_REFRESH=true