Steve Yegge
52c505956f
feat: Add bd merge command for git 3-way JSONL merging (bd-omx1)
- Implemented bd merge command with dual-mode operation:
1. Git 3-way merge: bd merge <output> <base> <left> <right>
2. Duplicate issue merge: bd merge <sources...> --into <target> (placeholder)
- Added MergeFiles wrapper to internal/merge package
- Command works without database when used as git merge driver
- Supports --debug flag for verbose output
- Exit code 0 for clean merge, 1 for conflicts
- Handles deletions intelligently (delete-modify conflicts)
- Added proper MIT license attribution for @neongreen's beads-merge code
- Tests pass for git merge functionality
This enables git merge driver setup for .beads/beads.jsonl files.