V2.2 Hardening Sprint Scope:
1. Supabase Migration - events/memory/knowledge to Supabase
2. Heartbeat Fix - 15s intervals with LIVE/OFFLINE badges
3. Claude API Integration - claude_task type
4. QA Layer Upgrade - 6 check types + browser_check
5. Skills Enforcement - task-type validation
6. End-to-End Project Proof