refactor: migrate demo applications to playground (#4116)

* chore: detail adjustment

* refactor: Migrate demo applications to playground

* perf: logic optimization

* chore: update docs

* chore: update docs

playground/src/router/routes/modules/dashboard.ts

@@ -0,0 +1,39 @@
+import type { RouteRecordRaw } from 'vue-router';
+
+import { BasicLayout } from '#/layouts';
+import { $t } from '#/locales';
+
+const routes: RouteRecordRaw[] = [
+  {
+    component: BasicLayout,
+    meta: {
+      icon: 'lucide:layout-dashboard',
+      order: -1,
+      title: $t('page.dashboard.title'),
+    },
+    name: 'Dashboard',
+    path: '/',
+    children: [
+      {
+        name: 'Analytics',
+        path: '/analytics',
+        component: () => import('#/views/dashboard/analytics/index.vue'),
+        meta: {
+          affixTab: true,
+          icon: 'lucide:area-chart',
+          title: $t('page.dashboard.analytics'),
+        },
+      },
+      {
+        name: 'Workspace',
+        path: '/workspace',
+        component: () => import('#/views/dashboard/workspace/index.vue'),
+        meta: {
+          title: $t('page.dashboard.workspace'),
+        },
+      },
+    ],
+  },
+];
+
+export default routes;