feat: add MeController and endpoint for retrieving current user information

app/Domains/Auth/Controllers/MeController.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Domains\Auth\Controllers;
+
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class MeController
+{
+    public function __invoke(Request $request): JsonResponse
+    {
+        return response()->json($request->user());
+    }
+}