feat(auth): implement AdminAppMeController and AdminAppMeResource; add routes and tests for user context retrieval

app/Domains/Auth/Controllers/AdminAppMeController.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Domains\Auth\Controllers;
+
+use App\Domains\Auth\Models\User;
+use App\Domains\Auth\Resources\AdminAppMeResource;
+use App\Domains\Auth\Services\AdminAppContextService;
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+
+class AdminAppMeController extends Controller
+{
+    public function __construct(
+        private readonly AdminAppContextService $adminAppContextService,
+    ) {}
+
+    public function __invoke(Request $request): AdminAppMeResource
+    {
+        /** @var User $user */
+        $user = $request->user();
+
+        return AdminAppMeResource::make(
+            $this->adminAppContextService->load($user)
+        );
+    }
+}