services:
  db:
    image: postgres:16-alpine
    environment:
      POSTGRES_DB: myapp
      POSTGRES_USER: app
      POSTGRES_PASSWORD: secret
    networks:
      - backend

  web:
    image: nginx:1.27-alpine
    ports:
      - "8080:80"
    depends_on:
      - db
    networks:
      - backend

networks:
  backend: