ci(mirror): fail-closed publish guard + publisher for the public deliverable mirror - #654

Bugbot Analysis Progress (7m 27s elapsed)

✅ Gathered PR context (2s)
✅ Completed bug detection (7m 24s)
✅ Posted analysis results (1s)

Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_f87acfd1-6e3e-44f6-bc94-906ab82d1dc3