services:
  backend:
    build:
      context: .
    container_name: mengyastore-backend
    ports:
      - "28081:8080"
    environment:
      GIN_MODE: release
      TZ: Asia/Shanghai
      # Production MySQL DSN — uses internal network address.
      # Change to TestDSN or override via .env file for local testing.
      DATABASE_DSN: "mengyastore:mengyastore@tcp(192.168.1.100:3306)/mengyastore?charset=utf8mb4&parseTime=True&loc=Local"
    volumes:
      - ./config.json:/app/config.json:ro
    restart: unless-stopped