Fix release workflow: add setuptools dependency - #6

Bugbot Analysis Progress (10s elapsed)

✅ Gathered PR context (2s)
✅ Completed bug detection (7s)
✅ Posted analysis results (0s)

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

Request ID: serverGenReqId_4addbdea-67fb-44d3-8661-217a6b3f1dcd