• 语法参考
  https://github.com/hyperf/hyperf-docker/blob/master/7.3/alpine/swoole/Dockerfile

Dockerfile apt-get update 缓慢

RUN  sed -i s@/archive.ubuntu.com/@/mirrors.aliyun.com/@g /etc/apt/sources.list
RUN  sed -i s@/deb.debian.org/@/mirrors.aliyun.com/@g /etc/apt/sources.list \
RUN  apt-get clean