not working mess

backend/textsouls/telegram/tasks.py

@@ -0,0 +1,16 @@
+from textsouls.common.database import db
+from textsouls import celery
+
+from textsouls.users.models import User, Sendlist, SendlistDestination
+
+
+@celery.task()
+def broadcast_message(message):
+    sendlist = Sendlist(message=message)
+    db.session.add(sendlist)
+    db.session.commit()
+    for user in User.query.all():
+        db.session.add(
+            SendlistDestination(sendlist_id=sendlist.id, user_id=user.id)
+        )
+    db.session.commit()