feat(web): 搭建 Web 壳层与 UI 包基线

React 19 + Vite 6 + Router 7 + TanStack Query + Zustand；Semi 二次封装与 Remix 图标统一出口；顶部模块 + 左侧功能菜单布局、Cloud Blue 主题、登录页与 401/403/404/500 页面；请求层含 token 注入、单飞刷新与统一错误提示。

apps/web/src/router.tsx

@@ -0,0 +1,40 @@
+import { createBrowserRouter } from 'react-router';
+
+import { AppLayout } from '@/layout/AppLayout';
+import { ForbiddenPage } from '@/pages/errors/ForbiddenPage';
+import { NotFoundPage } from '@/pages/errors/NotFoundPage';
+import { ServerErrorPage } from '@/pages/errors/ServerErrorPage';
+import { UnauthorizedPage } from '@/pages/errors/UnauthorizedPage';
+import { ROUTES } from '@/routes';
+
+export const router = createBrowserRouter([
+  {
+    path: ROUTES.login,
+    lazy: async () => ({
+      Component: (await import('@/pages/login/LoginPage')).default,
+    }),
+  },
+  {
+    path: '/',
+    element: <AppLayout />,
+    children: [
+      {
+        index: true,
+        lazy: async () => ({
+          Component: (await import('@/pages/home/HomePage')).default,
+        }),
+      },
+      {
+        path: ':moduleKey/:itemKey?',
+        lazy: async () => ({
+          Component: (await import('@/pages/workspace/WorkspacePage')).default,
+        }),
+      },
+    ],
+  },
+  { path: ROUTES.unauthorized, element: <UnauthorizedPage /> },
+  { path: ROUTES.forbidden, element: <ForbiddenPage /> },
+  { path: ROUTES.notFound, element: <NotFoundPage /> },
+  { path: ROUTES.serverError, element: <ServerErrorPage /> },
+  { path: '*', element: <NotFoundPage /> },
+]);