Docker Compose Builder

version: "3.9"
name: my-stack
services:
  db:
    image: postgres:16
    ports:
      - "5432:5432"
    environment:
      - POSTGRES_USER=app
      - POSTGRES_PASSWORD=secret
      - POSTGRES_DB=app_db
    volumes:
      - db_data:/var/lib/postgresql/data

  cache:
    image: redis:7-alpine
    ports:
      - "6379:6379"

volumes:
  db_data: