fix(plugin): Only active users can and should be notified

flaschengeist/plugins/__init__.py

@@ -102,6 +102,7 @@ class Plugin:
         db.session.commit()
 
     def notify(self, user, text: str, data=None):
+        if not user.deleted:
             n = Notification(text=text, data=data, plugin=self.id, user_=user)
             db.session.add(n)
             db.session.commit()