feat(packages): corrige, buscando apenas visible true

app/Http/Controllers/ClassPackageUnitController.php

@@ -20,7 +20,8 @@ public function index(): JsonResponse
         if (!$unitId) {
             return $this->successResponse(payload: []);
         }
-        $items = $this->service->getAllByUnit($unitId);
+        // Only return packages the franchisor made visible for this unit
+        $items = $this->service->getByUnit($unitId);
         return $this->successResponse(payload: ClassPackageUnitResource::collection($items));
     }