先下载文件

curl -L https://github.com/docker/compose/releases/download/1.24.1/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose 

赋予运行权限

chmod +x /usr/local/bin/docker-compose

启动docker

需要dockerdocker-compose.yml这个文件

docker-compose up -d caddy