public function index(DateRangeSearch $request): View 	{ 		$user = $request->user();  		$start_date = $request->start_date ?? formatTimestamp(now($user->timezone)->startOfMonth(), 'Y-m-d H:i'); 		$end_date = $request->end_date ?? formatTimestamp(now($user->timezone)->endOfMonth(), 'Y-m-d H:i');  		$notifications = Notification::withCount('targets')->whereBetween('created_at', [$start_date, $end_date])->latest('scheduled_at')->get();  		return view('notifications.list', ['notifications' => $notifications, 'start_date' => $start_date, 'end_date' => $end_date]); 	}