/**
  * Bootstrap any application services.
  *
  * @return void
  */
 public function boot()
 {
     Item::created(function ($item) {
         Event::fire(new ItemCreated($item));
     });
     Item::updated(function ($item) {
         Event::fire(new ItemUpdated($item));
     });
     Item::deleted(function ($item) {
         Event::fire(new ItemDeleted($item));
     });
 }