feat: 新增日志中心、功能优化与代码重构

- 新增 log_datasource.go / log_proxy.go / user_api_token.go 后端控制器
- 新增 log_datasource.go model
- 新增 monitor/log-center.ts API 模块
- 新增 LogCenter 前端组件及页面
- 重构 deployment 相关组件 (HPDA/UpdateImageModal/bundle-yaml 等)
- 新增 ResetPasswordDialog / code-snippet-block / copy-button 等 UI 组件
- 重构多个 k8s 相关组件 (TopologyView/ResourceVisualEditor/PodFileBrowser 等)
- 更新多个 API 和工具函数 (auth.ts/monitor/index.ts/request.ts 等)
- 更新静态资源 (index.html + 新 JS/CSS bundle)
- 删除废弃静态资源文件

frontend/src/components/layout/Sidebar.tsx

@@ -39,6 +39,7 @@ import {
   ShieldCheck,
   FileSearch,
   LogIn,
+  ScrollText,
 } from 'lucide-react';
 
 import { Button } from '@/components/ui/button';
@@ -120,6 +121,15 @@ const menuItems: MenuItem[] = [
       { id: 'datasources', name: '数据源', icon: Database, path: '/datasources', permission: 'monitor:alert' },
     ],
   },
+  // 日志中心：与监控中心平级，三个子菜单 // Logan.Li
+  {
+    id: 'log-center', name: '日志中心', icon: ScrollText, permission: 'monitor:alert',
+    children: [
+      { id: 'log-loki', name: 'Loki', icon: FileSearch, path: '/log-center/loki', permission: 'monitor:alert' },
+      { id: 'log-es', name: 'ES', icon: Database, path: '/log-center/es', permission: 'monitor:alert' },
+      { id: 'log-alerts', name: '日志告警', icon: AlertTriangle, path: '/log-center/alerts', permission: 'monitor:alert' },
+    ],
+  },
   {
     id: 'automation', name: '自动化运维', icon: PlayCircle, permission: 'auto:cron',
     children: [
@@ -186,6 +196,7 @@ function MenuItemComponent({ item, depth = 0 }: { item: MenuItem; depth?: number
       (item.id === 'k8s-workload' && location.pathname.startsWith('/workloads')) ||
       (item.id === 'k8s-network' && (location.pathname.includes('/services') || location.pathname.includes('/ingresses'))) ||
       (item.id === 'k8s-config' && (location.pathname.includes('/configmaps') || location.pathname.includes('/secrets'))) ||
+      (item.id === 'log-center' && location.pathname.startsWith('/log-center')) ||
       activeMenu === item.id;
 
   const isActiveParent = hasChildren && item.children?.some((child) => {