Support oft parent groups

app/Domains/Admin/Controllers/ParentGroupListPageController.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Domains\Admin\Controllers;
+
+use App\Enumerations\ParticipantGroupType;
+use App\Providers\InertiaProvider;
+use App\Scopes\CommonController;
+use Illuminate\Http\Request;
+use Inertia\Response;
+
+class ParentGroupListPageController extends CommonController
+{
+    public function __invoke(Request $request): Response
+    {
+        return new InertiaProvider('Admin/ParentGroupList', [
+            'groupLabels' => ParticipantGroupType::labels(),
+        ])->render();
+    }
+}