Button enhancements:
- Add 'outline' and 'success' variants
- Add 'xl' size option
New skeleton/loading components:
- SkeletonBox: Base skeleton with shimmer animation (theme-aware)
- SkeletonText: Multi-line text skeleton
New feedback components:
- EmptyState: Standardized empty state display with icon, title,
message, and optional action buttons
New confirmation components:
- ConfirmationModal: Pre-styled confirmation dialog for delete/warning
actions with 'danger', 'warning', and 'info' variants
These components reduce duplication across apps and provide
consistent UX patterns.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
