Critical bug fixes:
- Fix edit undo crash (5-tuple vs 4-tuple handling)
- Fix milestone tag lost on undo (store todo.milestone in undo data)
- Fix global mode null safety (guards for 8 functions)
- Fix ideas priority not saved/loaded
- Fix goal deletion for all sections (active/future/non_goals)
- Fix goal partial-state undo/redo (widget now emits previous state)
- Fix non-goals without checkboxes being dropped on save
New features:
- Add undo/redo support for goals and ideas (toggle, delete, edit)
- Add atomic_write() for non-destructive file saves
- Add round-trip tests for parsers
Improvements:
- Consolidate duplicated milestone todo handlers (delegate to main handlers)
- Milestones now save with Active/Completed sections
- Global dashboard shows milestone completion ratio
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
