feat: 更新路由和侧边栏导航

- 侧边栏添加 Knowledge、Settings、Team 页面链接
- 路由新增对应页面配置
- 注册 Model handler 路由

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

web/src/router/index.ts

@@ -5,6 +5,8 @@ import Agents from '@/views/Agents.vue'
 import MCP from '@/views/MCP.vue'
 import ModelAPIs from '@/views/ModelAPIs.vue'
 import Database from '@/views/Database.vue'
+import Knowledge from '@/views/Knowledge.vue'
+import Settings from '@/views/Settings.vue'
 
 const router = createRouter({
   history: createWebHistory(import.meta.env.BASE_URL),
@@ -38,6 +40,16 @@ const router = createRouter({
       path: '/database',
       name: 'database',
       component: Database
+    },
+    {
+      path: '/knowledge',
+      name: 'knowledge',
+      component: Knowledge
+    },
+    {
+      path: '/settings',
+      name: 'settings',
+      component: Settings
     }
   ]
 })