# Linux
sudo curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose

version: '3.8'

services:
  web:
    build: .
    ports:
      - "8080:8080"
    environment:
      - DB_HOST=db
    depends_on:
      - db
    volumes:
      - ./app:/app

  db:
    image: mysql:8.0
    environment:
      MYSQL_ROOT_PASSWORD: rootpass
      MYSQL_DATABASE: myapp
    volumes:
      - dbdata:/var/lib/mysql

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

volumes:
  dbdata:

# 启动所有服务
docker-compose up -d

# 查看状态
docker-compose ps

# 查看日志
docker-compose logs -f

# 停止并清理
docker-compose down

# 重新构建
docker-compose up -d --build

# 扩缩容
docker-compose up -d --scale web=3