setup docker
    image.png
    setup docker-compose 

    1. curl -L https://get.daocloud.io/docker/compose/releases/download/1.25.0/docker-compose-`uname -s`-`uname -m` >/usr/local/bin/docker-compose
    2. chmod  +x /usr/local/bin/docker-compose
    3. docker-compose -v