fix(telegram,core): no draft for seed turns

src/beaver_gateway/frontends/telegram/frontend.py

@@ -648,7 +648,9 @@ class TelegramFrontend(Frontend):
             return
         match kind:
             case "turn.start":
-                if event.get("origin") == "user":
+                if event.get("origin") == "user" and not str(
+                    event.get("item_origin") or ""
+                ).startswith("сид"):
                     await self._open_draft(key, event, target)
             case "stream":
                 self._feed_draft(key, event)