- Add new ConfirmationPopover wrapper component in shared-ui
- Uses portal pattern to escape overflow constraints
- Supports danger/warning/info variants with appropriate styling
- Uses elevation-3 for proper layering above overlays
- Integrate in QuickEventOverlay for delete confirmation
- Fix parseISO bug in QuickEventOverlay (was not imported)
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
