feat(rentals): add Rentals module to sidebar navigation

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/Modules/Rentals/bootstrap.php

@@ -2,6 +2,7 @@
 declare(strict_types=1);
 
 use App\Core\Registries\PermissionRegistry;
+use App\Core\Registries\MenuRegistry;
 
 PermissionRegistry::register('rentals', [
     'rental.view'            => ['ar' => 'عرض الإيجارات',      'en' => 'View Rentals'],
@@ -10,3 +11,16 @@ PermissionRegistry::register('rentals', [
     'rental.approve'         => ['ar' => 'اعتماد الإيجارات',    'en' => 'Approve Rentals'],
     'rental.manage_deposit'  => ['ar' => 'إدارة تأمينات الإيجار','en' => 'Manage Rental Deposits'],
 ]);
+
+MenuRegistry::register('rentals', [
+    'label_ar'   => 'الإيجارات',
+    'label_en'   => 'Rentals',
+    'icon'       => 'building-2',
+    'route'      => '/rentals',
+    'permission' => 'rental.view',
+    'order'      => 290,
+    'children'   => [
+        ['label_ar' => 'عقود الإيجار', 'label_en' => 'Contracts', 'route' => '/rentals',           'permission' => 'rental.view',            'order' => 1],
+        ['label_ar' => 'الكيانات',     'label_en' => 'Entities',  'route' => '/rentals/entities',  'permission' => 'rental.manage_entity',   'order' => 2],
+    ],
+]);