resolve conflits

app/Models/User.php

@@ -54,4 +54,9 @@ class User extends Authenticatable
     public function tasks() {
         return $this->belongsToMany(Task::class);
     }
+
+    public function notifications(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
+    {
+        return $this->belongsToMany(Notification::class, 'user_notification', 'user_id', 'notification_id');
+    }
 }