- Add Google Tasks integration and Apple Reminders support
- Add task import/export with list management APIs
- Add goal API for weekly goals
- Add German holidays library
- Add ImportListModal component
- Enhance WeeklyView with major UI improvements
- Enhance CalendarSettings with new connection options
- Add external task fields to database schema
- Add Playwright test suites for auth and tasks
- Add iCloud reminders Python scripts
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
