Add user role management: introduce UserRole enum for role definitions, implement role-based access control in various resources and pages, and enhance authorization logic in the PanelProvider for improved security and user experience.

app/Filament/Resources/BrandResource.php

@@ -4,6 +4,7 @@ namespace App\Filament\Resources;
 
 use App\Filament\Resources\BrandResource\Pages;
 use App\Models\Brand;
+use App\Models\UserRole;
 use Filament\Forms\Components\FileUpload;
 use Filament\Forms\Components\TextInput;
 use Filament\Forms\Components\Toggle;
@@ -79,4 +80,9 @@ class BrandResource extends Resource
             'index' => Pages\ManageBrands::route('/'),
         ];
     }
+
+    public static function canViewAny(): bool
+    {
+        return auth()->user()->role === UserRole::ADMIN || auth()->user()->role === UserRole::MANAGER;
+    }
 }