优化：中英文Agent安装文档、新增：常见问题-如何自定义Agent监控项目

docs/.vitepress/config.ts

@@ -106,7 +106,8 @@ function getGuideSidebarZhCN() {
         { text: '如何反向代理 gRPC 端口', link: '/guide/q3' },
         { text: '实时通道断开/在线终端连接失败', link: '/guide/q4' },
         { text: '如何进行数据迁移、备份恢复？', link: '/guide/q5' },
-        { text: '如何每月重置流量统计？', link: '/guide/q6' }
+        { text: '如何每月重置流量统计？', link: '/guide/q6' },
+        { text: '如何自定义 Agent 监控项目？', link: '/guide/q7' }
       ]
     },
     {
@@ -173,7 +174,8 @@ function getGuideSidebarEnUS() {
         { text: 'Reverse Proxy gRPC Port (support Cloudflare CDN)', link: '/en_US/guide/q3' },
         { text: 'Real-time channel disconnection/online terminal connection failure', link: '/en_US/guide/q4' },
         { text: 'How do I migrate my data to the new server and restore my backups?', link: '/en_US/guide/q5' },
-        { text: 'How to set up a monthly reset of data statistics?', link: '/en_US/guide/q6' }
+        { text: 'How to set up a monthly reset of data statistics?', link: '/en_US/guide/q6' },
+        { text: 'How to customize Agent monitoring?', link: '/en_US/guide/q7' }
       ]
     },
     {