fix: preserve legacy cron delivery payloads

maintainer edit: keep existing cron jobs with legacy delivery fields on the legacy execution path, even when they already carry a sessionKey. This preserves deliver=false behavior and channel-specific routing metadata for upgraded jobs.

nanobot/cli/commands.py

@@ -1189,6 +1189,17 @@ def _run_gateway(
         )
         return response
 
+    def _is_bound_cron_job(job: CronJob) -> bool:
+        payload = job.payload
+        if payload.kind != "agent_turn" or not payload.session_key:
+            return False
+        return not (
+            payload.deliver
+            or payload.channel
+            or payload.to
+            or payload.channel_meta
+        )
+
     async def _deliver_to_channel(
         msg: OutboundMessage, *, record: bool = False, session_key: str | None = None,
     ) -> None:
@@ -1349,7 +1360,7 @@ def _run_gateway(
                 logger.info("Heartbeat: silenced by post-run evaluation")
             return response
 
-        if job.payload.kind == "agent_turn" and job.payload.session_key:
+        if _is_bound_cron_job(job):
             return await _run_bound_cron_job(job)
 
         reminder_note = (