version: '3' services: backend: build: context: ./ dockerfile: ./dev.Dockerfile ports: - "5003:5003" volumes: - ./:/app command: bash -c "uvicorn langflow.main:app --host 0.0.0.0 --port 5003 --reload" frontend: build: context: ./src/frontend dockerfile: ./dev.Dockerfile ports: - "3000:3000" volumes: - ./src/frontend:/app # Set process.env.BACKEND to the backend service environment: - BACKEND="http://backend:5003"