fix(admin): resolve JSX namespace and className syntax compilation errors in admin console

sundynix-admin/src/pages/StatusPage.tsx

@@ -265,7 +265,7 @@ export function StatusPage() {
               <span className="h-2 w-2 rounded-full bg-violet-600"></span>
               微应用服务组件
             </h3>
-            <p class="text-[10px] text-slate-400 mt-0.5">业务核心接入层与后端逻辑</p>
+            <p className="text-[10px] text-slate-400 mt-0.5">业务核心接入层与后端逻辑</p>
           </div>
 
           <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
@@ -305,7 +305,7 @@ export function StatusPage() {
               <span className="h-2 w-2 rounded-full bg-cyan-500"></span>
               平台基础架构依赖
             </h3>
-            <p class="text-[10px] text-slate-400 mt-0.5">数据库、中间件及第三方存储服务</p>
+            <p className="text-[10px] text-slate-400 mt-0.5">数据库、中间件及第三方存储服务</p>
           </div>
 
           <div className="space-y-3.5">

sundynix-admin/src/shell/AppShell.tsx

@@ -1,4 +1,4 @@
-import { Suspense, useEffect, useState } from "react";
+import React, { Suspense, useEffect, useState } from "react";
 import { NavLink, Routes, Route, Navigate, useLocation } from "react-router-dom";
 
 import { routes, navGroups, defaultPath } from "../routes";
@@ -7,7 +7,7 @@ import { getStatus, type AuthUser } from "../api";
 const ADMIN_BASE = "/admin";
 
 // 路线路径到 SVG 图标的映射
-const ICON_MAP: Record<string, JSX.Element> = {
+const ICON_MAP: Record<string, React.ReactNode> = {
   dashboard: (
     <svg className="h-4 w-4" fill="none" stroke="currentColor" strokeWidth="2" viewBox="0 0 24 24">
       <path strokeLinecap="round" strokeLinejoin="round" d="M4 6a2 2 0 012-2h2a2 2 0 012 2v4a2 2 0 01-2 2H6a2 2 0 01-2-2V6zM14 6a2 2 0 012-2h2a2 2 0 012 2v10a2 2 0 01-2 2h-2a2 2 0 01-2-2V6zM4 16a2 2 0 012-2h2a2 2 0 012 2v2a2 2 0 01-2 2H6a2 2 0 01-2-2v-2z" />