Add --stop-all flag to bd daemon command that: - Discovers all running bd daemon processes using the registry - Gracefully stops them all (with force kill fallback) - Reports how many were stopped Useful for: - Cleaning up multiple daemons causing race conditions - Getting a clean slate before running bd sync - Debugging daemon-related issues 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>