app/Activity/Notifications/Handlers/NotificationHandler.php
<?php
namespace BookStack\Activity\Notifications\Handlers;
use BookStack\Activity\Models\Activity;
use BookStack\Activity\Models\Loggable;
use BookStack\Users\Models\User;
interface NotificationHandler
{
/**
* Run this handler.
* Provides the activity, related activity detail/model
* along with the user that triggered the activity.
*/
public function handle(Activity $activity, string|Loggable $detail, User $user): void;
}