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/bootstrap.ts

@@ -0,0 +1,31 @@
+import { createApp } from 'vue';
+
+import { registerAccessDirective } from '@vben/access';
+import { initStores } from '@vben/stores';
+import '@vben/styles';
+import '@vben/styles/antd';
+
+import { setupI18n } from '#/locales';
+
+import App from './app.vue';
+import { router } from './router';
+
+async function bootstrap(namespace: string) {
+  const app = createApp(App);
+
+  // 国际化 i18n 配置
+  await setupI18n(app);
+
+  // 配置 pinia-tore
+  await initStores(app, { namespace });
+
+  // 安装权限指令
+  registerAccessDirective(app);
+
+  // 配置路由及路由守卫
+  app.use(router);
+
+  app.mount('#app');
+}
+
+export { bootstrap };