refactor(menu): add admin menu items and corresponding test cases

database/seeders/MenuSeeder.php

@@ -21,6 +21,16 @@ class MenuSeeder extends Seeder
                 'route' => '/product/:id',
             ],
             ['code' => 'checkout', 'label' => 'Finalizar compra', 'route' => '/checkout'],
+            ['code' => 'admin.event', 'label' => 'Eventos', 'route' => '/admin/event'],
+            ['code' => 'admin.catalog', 'label' => 'Catálogo', 'route' => '/admin/catalog'],
+            ['code' => 'admin.combos', 'label' => 'Combos', 'route' => '/admin/combos'],
+            [
+                'code' => 'admin.categories',
+                'label' => 'Categorías',
+                'route' => '/admin/categories',
+            ],
+            ['code' => 'admin.ventas', 'label' => 'Ventas', 'route' => '/admin/ventas'],
+            ['code' => 'admin.staff', 'label' => 'Staff', 'route' => '/admin/staff'],
             [
                 'code' => 'account',
                 'label' => 'Mi cuenta',