Update the embedded template hooks (used by bd init) to also check for sync.branch configuration. This complements the earlier update to examples/git-hooks/. Changes: - templates/hooks/pre-push: Skip uncommitted check when sync.branch set - templates/hooks/pre-commit: Skip flush/staging when sync.branch set - Bump version to 0.27.1 for all hooks - Add sync.branch hooks change to --whats-new 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>