- Add field_validator to coerce recurrence_rule from legacy strings,
empty strings, and JSON strings into RecurrenceRule or None
- Increase Sheet slide-in duration to 350ms with cubic-bezier(0.16, 1, 0.3, 1)
for a more premium feel
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- New Calendar model and calendars table with system/default flags
- Alembic migration 006: creates calendars, seeds Personal+Birthdays, migrates existing events
- CalendarEvent model gains calendar_id FK and calendar_name/calendar_color properties
- Updated CalendarEventCreate/Response schemas to include calendar fields
- New /api/calendars CRUD router (blocks system calendar deletion/rename)
- Events router: selectinload on all queries, default-calendar assignment on POST, virtual birthday event generation from People with birthdays when Birthdays calendar is visible
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>