Do not run Composer as root/super user!
当用 root（超级管理员）身份运行 Composer，就会提示：Do not run Composer as root/super user! See https://getcomposer.org/root for details Continue as root/super user [yes]? yesComposer 安装依赖时可能执行第三方 PHP 代码，root 权限风险非常高很多...