set V1

src/Controller/AdminController.php

@@ -44,7 +44,7 @@ class AdminController extends AbstractController
         $userConnect = $token?->getUser();
         return $this->render('admin/user.html.twig', [
             'profile' => $userConnect,
-            'participants' => $participantRepository->findAll(),
+            'participants' => $participantRepository->getAll(),
             'controller_name' => 'AdminController',
         ]);
     }

src/Repository/ParticipantRepository.php

@@ -4,6 +4,7 @@ namespace App\Repository;
 
 use App\Entity\Participant;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\ORM\Tools\Pagination\Paginator;
 use Doctrine\Persistence\ManagerRegistry;
 use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
 
@@ -33,6 +34,16 @@ class ParticipantRepository extends ServiceEntityRepository
         return $newProfile;
     }
 
+    public function getAll(): Paginator
+    {
+        $qb = $this->createQueryBuilder('p')
+            ->addSelect('s')
+            ->leftJoin('p.site', 's')
+            ->getQuery();
+        return new Paginator($qb);
+    }
+
+
     //    /**
     //     * @return Participant[] Returns an array of Participant objects
     //     */