feat: optimize interface and database connection

Adjust MongoDB mock connector and update database structure.
Enhance sidebar, data platform, and AI analysis tools.
Clean up unnecessary code and update development docs.

#VERCEL_SKIP

Co-authored-by: null <4804959+fnvtk@users.noreply.github.com>

app/components/Sidebar.tsx

@@ -8,14 +8,15 @@ import {
   Database,
   LayoutDashboard,
   Settings,
-  Users,
   Target,
   ChevronLeft,
   ChevronDown,
   ChevronRight,
   Tag,
-  BarChart3,
-  TrendingUp,
+  UserCheck,
+  Layers,
+  BrainCircuit,
+  Smartphone,
 } from "lucide-react"
 import { Badge } from "@/components/ui/badge"
 
@@ -23,8 +24,7 @@ export default function Sidebar() {
   const pathname = usePathname()
   const [expanded, setExpanded] = useState(true)
   const [expandedSections, setExpandedSections] = useState({
-    "user-portrait": true,
-    "user-value": false,
+    "user-portrait": true, // 用户画像默认展开
   })
 
   const toggleSidebar = () => {
@@ -38,60 +38,57 @@ export default function Sidebar() {
     }))
   }
 
-  // 重新设计的导航结构
+  // 重新设计的导航结构 - 遵循新规则
   const navItems = [
     {
-      title: "概览",
+      title: "数据概览",
       href: "/",
       icon: <LayoutDashboard className="h-5 w-5" />,
       primary: true,
     },
     {
-      title: "数据集成",
-      href: "/data-integration",
+      title: "数据中台",
+      href: "/data-platform",
       icon: <Database className="h-5 w-5" />,
       primary: true,
       tag: "核心",
     },
     {
-      title: "用户画像",
+      title: "用户画像", // 整合用户池功能
       href: "/user-portrait",
-      icon: <Users className="h-5 w-5" />,
+      icon: <Target className="h-5 w-5" />,
       primary: true,
       expandable: true,
       section: "user-portrait",
       children: [
         {
-          title: "用户词",
-          href: "/user-portrait/user-keywords",
-          icon: <Tag className="h-4 w-4" />,
+          title: "用户管理", // 原用户池的用户管理
+          href: "/user-portrait/management",
+          icon: <UserCheck className="h-4 w-4" />,
         },
         {
-          title: "标签管理",
+          title: "用户分群", // 原用户池的用户分群
+          href: "/user-portrait/segmentation",
+          icon: <Layers className="h-4 w-4" />,
+        },
+        {
+          title: "标签管理", // 原用户画像的标签管理
           href: "/user-portrait/tags",
           icon: <Tag className="h-4 w-4" />,
         },
       ],
     },
     {
-      title: "用户估值",
-      href: "/user-value",
-      icon: <Target className="h-5 w-5" />,
+      title: "设备管理", // 提升为一级菜单 [^2]
+      href: "/devices",
+      icon: <Smartphone className="h-5 w-5" />,
+      primary: true,
+    },
+    {
+      title: "AI智能助手", // 新增AI智能助手
+      href: "/ai-assistant",
+      icon: <BrainCircuit className="h-5 w-5" />,
       primary: true,
-      expandable: true,
-      section: "user-value",
-      children: [
-        {
-          title: "估值模型",
-          href: "/user-value/model",
-          icon: <BarChart3 className="h-4 w-4" />,
-        },
-        {
-          title: "用户升级路径",
-          href: "/user-value/upgrade-paths",
-          icon: <TrendingUp className="h-4 w-4" />,
-        },
-      ],
     },
   ]
 
@@ -119,7 +116,7 @@ export default function Sidebar() {
               <Database className="h-5 w-5 text-blue-600" />
             </div>
             <h1 className="text-lg font-semibold bg-gradient-to-r from-blue-600 to-purple-600 bg-clip-text text-transparent">
-              用户数字资产中台
+              卡若数据资产中台
             </h1>
           </div>
         ) : (
@@ -139,7 +136,7 @@ export default function Sidebar() {
               <div
                 className={cn(
                   "flex items-center px-4 py-3 text-sm font-medium rounded-xl transition-all duration-300 group",
-                  pathname === item.href
+                  pathname === item.href || (item.children && pathname.startsWith(item.href))
                     ? "glass-heavy text-blue-700 shadow-glass"
                     : "glass-light text-gray-700 hover:glass-heavy hover:text-blue-600 hover:scale-105",
                 )}