Update CHANGELOG.md and info.go versionChanges with comprehensive changelog for v0.41.0 release including: - bd swarm commands for multi-agent batch coordination - bd repair for orphaned reference detection - bd compact --purge-tombstones - Multiple bug fixes (GH#785, #786, #787, #796, #798, #799) 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>