feat(pstack): match subagent effort to the job, drop Graphite from orchestrate, and cut playbooks to principles - #613

Bugbot Analysis Progress (2m 38s elapsed)

✅ Gathered PR context (2s)
✅ Completed bug detection (2m 35s)
✅ Posted analysis results (1s)

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

Request ID: 0a967465-c8da-4147-a690-7ac8a5dad979