Persist retryable post-publish cleanup obligations

docs/operations.md

@@ -381,6 +381,9 @@ Rules:
 - automatic post-publish cleanup is gated by successful publish commit plus:
   - `pipeline.spool.delete_audio_after_publish=true`
   - `pipeline.workspace.cleanup_after_publish=true`
+  - Narratio first records the exact run-scoped cleanup obligation. If cleanup
+    reports incomplete, the remote committed snapshot remains current; rerun
+    Narratio to retry only the outstanding confined local cleanup.
 
 ## Operational Caveats