fix：添加重复测试取平均值的逻辑

Simplify response handling for China case

Refactor China case to simplify response handling.

Change display name format from '-' to ' '

fix：统一输出宽度

fix：修复cdn检测漏洞

fix: 删除无效输出

fix：增强超时处理，避免panic报错导致整体崩溃

fix: 升级版本

fix

fix: 添加权限校验