root账户执行，升级，添加work账户，设置密码，更改权限
yum update
useradd -d /home/work -m work
passwd work
chown -R work:work /home/work
chmod 760 /home/work
visudo
yum install zsh
yum install git
work账户
安装omz https://ohmyz.sh/
安装nvm https://github.com/creationix/nvm
https://github.com/lukechilds/zsh-nvm
nvm install nodejs
安装yarn
安装pm2