Migrate backend to Porto architecture and fix minor bugs

- Fully transitioned the backend to the Porto architectural pattern
- Improved code organization and maintainability
- Fixed minor bugs and inconsistencies

app/Providers/Filament/AdminPanelProvider.php

@@ -62,7 +62,7 @@ class AdminPanelProvider extends PanelProvider
             ->plugins([
                 \BezhanSalleh\FilamentShield\FilamentShieldPlugin::make(),
                 FilamentSpatieLaravelBackupPlugin::make()->usingPage(Backups::class),
-                CheckpointPlugin::make(),
+//                CheckpointPlugin::make(),
             ]);
     }
 }