Park/resume and gateway-owned stop receipts passed the live gates, so HUX_TOOL_ENFORCEMENT=1 ships to ordinal 3 (partition unchanged). Every canary tool call now requires a HUX release; the fleet stays observe-off until the approvals UX proves out under real traffic. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01BvMSXH8VH2tMWXanb8SJdf