Add flash messages and convert to use Breadcrumb class

src/Controller/StaffController.php

@@ -3,6 +3,7 @@
 namespace App\Controller;
 
 use App\Entity\User;
+use App\Libs\Breadcrumb;
 use App\Libs\NavList;
 use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
@@ -21,7 +22,7 @@ class StaffController extends AbstractController
         $this->navLinks = NavList::LIST;
     }
 
-    #[Route('/staff-dashboard', name: 'staff')]
+    #[Route('/staff-dashboard', name: 'app_staff_dashboard')]
     public function staffDashboard(#[CurrentUser()] User $user): Response
     {
         $this->navLinks['staff_dashboard'] = 'nav-link text-white active bg-gradient-dark';
@@ -32,7 +33,7 @@ class StaffController extends AbstractController
                 $this->navLinks,
                 [
                     'breadcrumbs' => [
-                        'Staff Dashboard'
+                        new Breadcrumb('', 'Staff Dashboard')
                     ],
                     'notifications' => $user->retrieveUnreadNotifications(),
                 ]