add me endpoint

backend/app/Http/Controllers/AuthController.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\User\User;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class AuthController extends Controller
+{
+    public function me(Request $request): JsonResponse
+    {
+        /** @var User $user */
+        $user = $request->attributes->get('user');
+
+        return new JsonResponse([
+            'user' => [
+                'id' => $user->getId(),
+                'email' => $user->getEmail()->value(),
+            ],
+        ]);
+    }
+}