version: '3.8'

services:
  db:
    image: postgres:15-alpine
    environment:
      POSTGRES_USER: game_user
      POSTGRES_PASSWORD: game_password
      POSTGRES_DB: game_db
    ports:
      - "5432:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data

  backend:
    build:
      context: .
      dockerfile: Dockerfile.backend
    environment:
      DATABASE_URL: postgres://game_user:game_password@db:5432/game_db
    depends_on:
      - db
    volumes:
      # Optional: mount local saves just in case we run a script inside
      - ./.saves:/.saves

  frontend:
    build:
      context: .
      dockerfile: Dockerfile.frontend
    ports:
      - "8080:80"
    depends_on:
      - backend

volumes:
  pgdata: