- Created demo emails with various states (inbox, sent, drafts, trash, etc.) in `emails.ts`.
- Added demo file nodes representing directories and files in `files.ts`.
- Implemented demo Sieve capabilities and scripts in `filters.ts`.
- Defined demo identities for users in `identities.ts`.
- Established demo mailboxes with permissions and counts in `mailboxes.ts`.
- Created a demo vacation response in `vacation.ts`.
- Introduced a comprehensive JMAP client interface in `client-interface.ts` to standardize interactions with the JMAP API.
- Add TaskListView component for displaying calendar tasks
- Group shared calendars by account in sidebar panel
- Add task view toggle to calendar toolbar
- Extend calendar store with task-related state
- Add subscribe option to toolbar import dropdown menu
- Add right-click context menu on subscribed calendars (refresh/unsubscribe)
- Show refresh spinner on subscription calendars during sync
- Support webcal:// protocol URLs (auto-converts to https://)
- Update i18n strings with webcal:// references
- Added `isMobile` prop to `CalendarWeekView`, `EventDetailPopover`, `ContactDetail`, `ContactGroupDetail`, and `EmailComposer` components for improved mobile layout.
- Adjusted layout and styles in `CalendarWeekView` to display a 3-day view on mobile.
- Updated `EventDetailPopover` to adapt its size and layout for mobile devices.
- Modified `ContactDetail` and `ContactGroupDetail` to adjust padding and font sizes based on mobile view.
- Enhanced `EmailComposer` with mobile-friendly header and field layouts, including auto-saving draft functionality.
- Added confirmation dialog for unsaved changes when closing the email composer.
- Updated localization files to include new strings for draft management.
- Add NavigationRail component (desktop vertical icon sidebar + mobile bottom tab bar)
- Add ConfirmDialog with promise-based useConfirmDialog hook for async confirmation flow
- Add WelcomeBanner onboarding component (one-time display, localStorage persistence)
- Polish login form UX (shake on error, TOTP slide animation, password visibility toggle, session expired banner)
- Add inline form validation with shake animation in email composer and contacts
- Add empty state patterns for contacts (no data vs no search results with contextual actions)
- Improve toast notification system with undo action support and typed durations
- Add WCAG AA prefers-reduced-motion media query, safe area insets, sr-only live regions
- Add template settings tab and keyboard shortcut integration
- Update all 8 locale translations
Full calendar support via JMAP Calendars (RFC 8984):
- Event create/edit/delete with recurrence rules and reminders
- Multi-day event spanning, column-based overlap layout
- Locale-aware date formatting, first day of week and time format settings
- Real-time updates via push notifications
- ARIA accessibility, input validation, color sanitization
- Keyboard shortcuts, mobile touch targets, focus trap
- ICU pluralization for all 8 supported languages