近期图床暂时发生不可用(表现为打开图片文件提示403) 后续经排查为根目录只读导致nginx无法访问图片文件,现已修复
参考解决方法: https://help.aliyun.com/zh/ecs/support/how-do-i-fix-the-su-faild-to-execute-or-bin-or-bash-permission-denied-error-when-i-switch-users-by-running-the-su-command
