0bbcaa8ee5
- History panel defaults to "This diagram" / "All" toggle - "This diagram" filters git log to commits that touched only that diagram's JSON file (git log -- diagrams/0001_*.json) - Automatically switches to "All" when no diagram is open - Restore flow still works per-commit, per-file Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>