create notification when register

app/Models/User.php

@@ -57,6 +57,6 @@ class User extends Authenticatable
 
     public function notifications(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
     {
-        return $this->belongsToMany(Notification::class, 'user_notification', 'user_id', 'notification_id');
+        return $this->belongsToMany(Notification::class, 'notification_user', 'user_id', 'notification_id');
     }
 }