services:
  db:
    image: postgres:17-alpine
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-banking}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-banking}
      POSTGRES_DB: ${POSTGRES_DB:-banking}
    ports:
      - "5433:5432"   # 5432 costuma estar ocupado na máquina de desenvolvimento
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-banking} -d ${POSTGRES_DB:-banking}"]
      interval: 3s
      timeout: 3s
      retries: 20

  app:
    build: .
    env_file: .env
    environment:
      DATABASE_URL: postgresql://${POSTGRES_USER:-banking}:${POSTGRES_PASSWORD:-banking}@db:5432/${POSTGRES_DB:-banking}
    ports:
      - "8000:8000"
    depends_on:
      db:
        condition: service_healthy

volumes:
  pgdata: