fixes

middleware/telegram/i18n.py

@@ -20,5 +20,5 @@ class I18nMiddleware(SimpleI18nMiddleware):
         if db_session and event.model_fields.get("from_user"):
             user = await self.user_class.get(id=event.from_user.id, session=db_session)
             if user and user.lang:
-                return user.lang
+                return user.lang.value
         return await super().get_locale(event=event, data=data)