- Add "Polecat Shutdown Protocol (Bottom-Up)" section - Clarify polecats are ephemeral (no idle pool) - Add gt handoff command documentation - Deprecate gt wake/sleep (polecats not pooled) - Emphasize bottom-up lifecycle: polecat requests shutdown, Witness executes 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>