/**
  * @param CRI $repository
  *
  * @return View
  */
 public function index(CRI $repository)
 {
     $categories = $repository->getCategories();
     $categories->each(function (Category $category) use($repository) {
         $category->lastActivity = $repository->lastUseDate($category, new Collection());
     });
     return view('categories.index', compact('categories'));
 }