app-next: render some user-settings stuff

Signed-off-by: Vincenzo Scamporlino <vincenzos@spotify.com>

packages/app-next/src/App.tsx

@@ -18,6 +18,7 @@ import { createApp } from '@backstage/frontend-app-api';
 import { pagesPlugin } from './examples/pagesPlugin';
 import graphiqlPlugin from '@backstage/plugin-graphiql/alpha';
 import techRadarPlugin from '@backstage/plugin-tech-radar/alpha';
+import userSettingsPlugin from '@backstage/plugin-user-settings/alpha';
 
 /*
 
@@ -49,7 +50,7 @@ TODO:
 /* app.tsx */
 
 const app = createApp({
-  features: [graphiqlPlugin, pagesPlugin, techRadarPlugin],
+  features: [graphiqlPlugin, pagesPlugin, techRadarPlugin, userSettingsPlugin],
   // bindRoutes({ bind }) {
   //   bind(catalogPlugin.externalRoutes, {
   //     createComponent: scaffolderPlugin.routes.root,

packages/app-next/src/examples/pagesPlugin.tsx

@@ -50,6 +50,9 @@ const IndexPage = createPageExtension({
           <div>
             <Link to="/search">Search</Link>
           </div>
+          <div>
+            <Link to="/Settings">Settings</Link>
+          </div>
         </div>
       );
     };