3440403bed
- Add CalDAV create_event method with proper iCalendar generation - Add comprehensive backend API for event creation with validation - Add event creation models and handlers with date/time parsing - Add frontend service method for creating events via API - Update frontend to call backend API instead of placeholder - Fix CalDAV URL construction to avoid duplicate /dav.php paths - Support all event fields: title, description, dates, location, all-day 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>