version: '3.8' services: web: build: . ports: - "8000:8000" environment: - ENV=production command: ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"] db: image: postgres:13 environment: POSTGRES_USER: user POSTGRES_PASSWORD: password POSTGRES_DB: mydatabase ports: - "5432:5432"