added OAuth2 Controller

src/Controller/OAuth2Controller.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Controller;
+
+use App\Entity\User;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\Routing\Attribute\Route;
+
+class OAuth2Controller extends AbstractController
+{
+    #[Route('/oauth/api/user', name: 'app_oauth_api_user')]
+    public function oauthApiUser(): JsonResponse
+    {
+        /** @var User $user */
+        $user = $this->getUser();
+        return new JsonResponse([
+            'message' => 'Authentification réussie !',
+            'email' => $user->getEmail(),
+            'name' => $user->getUsername(),
+        ]);
+
+    }
+
+    #[Route('/oauth2/userinfo', name: 'userinfo', methods: ['GET'])]
+    public function userinfo(): JsonResponse
+    {
+        $user = $this->getUser();
+        
+        if (!$user) {
+            return new JsonResponse(['error' => 'Unauthorized'], 401);
+        }
+
+        return new JsonResponse([
+            'sub' => $user->getId(),
+            'username' => $user->getUsername(),
+            'email' => $user->getEmail(),
+            'roles' => $user->getRoles(),
+        ]);
+    }
+}