feat: set preferred role on login via get parameter

src/Controller/Security/LoginController.php

@@ -4,6 +4,7 @@ namespace App\Controller\Security;
 
 use App\Entity\User;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
 use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
@@ -11,7 +12,7 @@ use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
 class LoginController extends AbstractController
 {
     #[Route('/login', name: 'app_security_login')]
-    public function login(AuthenticationUtils $authenticationUtils): Response
+    public function login(AuthenticationUtils $authenticationUtils, Request $request): Response
     {
         // redirect to default route in case of active session
         if (null !== $user = $this->getUser()) {
@@ -25,10 +26,13 @@ class LoginController extends AbstractController
         // last username entered by the user
         $lastUsername = $authenticationUtils->getLastUsername();
 
-          return $this->render('security/login.html.twig', [
-              'last_username' => $lastUsername,
-              'error'         => $error,
-          ]);
+        $role = $request->query->get('role');
+
+        return $this->render('security/login.html.twig', [
+            'last_username' => $lastUsername,
+            'error' => $error,
+            'role' => $role,
+        ]);
     }
 
     #[Route('/logout', name: 'app_security_logout')]