CentOS在线安装docker教程CentOS在线安装docker教程{ “data-root”: “/wjz/docker”, “registry-mirrors”: [ “https://docker.m.daocloud.io”, “https://dockerhub.icu”, “https://docker.chenby.cn”, “https://docker.1panel.live”, “https://docker.awsl9527.cn”, “https://docker.anyhub.us.kg”, “https://