官方安装文档 https://docs.docker.com/engine/install/debian/#install-from-a-package
下载路径 https://download.docker.com/linux/debian/dists/stretch/pool/stable/armhf/containerd.io_1.2.2-3_armhf.deb
dpkg -i containerd.io.xxx.deb dpkg -i docker-ce-cli.xxx.deb dpkg -i docker-ce.xxx.deb