架构图Nexus安装1.安装dockersudodnfupdate-ysudodnfinstall-yyum-utilssudoyum-config-manager--add-repohttps://download.docker.com/linux/centos/docker-ce.reposudodnfinstall-ydocker-cedocker-ce-clicontainerd.io2.docker拉取镜像mkdir/data/