services:
  backend:
    build: .
    ports:
      - '3001:3001'
      - '9229:9229' # debugger
    environment:
      - NODE_ENV=production
      - PORT=3001
    depends_on:
      - db

  db:
    image: postgres:13
    restart: always
    environment:
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
      POSTGRES_DB: mydatabase
    ports:
      - '5432:5432'
    volumes:
      - db_data:/var/lib/postgresql/data
    healthcheck:
      test: ['CMD-SHELL', 'pg_isready -U user -d mydatabase']
      interval: 5s
      timeout: 5s
      retries: 5

volumes:
  db_data: