# 本地开发/测试用 PostgreSQL。生产用原生 PG(scripts/init_postgres.py),不使用本文件。
services:
  postgres:
    image: postgres:16-alpine
    container_name: shaguabijia-pg
    environment:
      POSTGRES_USER: shaguabijia_app
      POSTGRES_PASSWORD: shaguabijia_dev_pw
      POSTGRES_DB: shaguabijia
    ports:
      - "5432:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data
      - ./docker/initdb:/docker-entrypoint-initdb.d:ro
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U shaguabijia_app -d shaguabijia"]
      interval: 3s
      timeout: 3s
      retries: 20

volumes:
  pgdata: