chore: various UI improvements and fixes

Calendar:
- Fix EventDetailModal and QuickEventOverlay component updates
- Update TodoDetailModal and TodoItem components
- Remove unused settings section code
- Fix network page styling

Todo Backend:
- Improve task service validation

Shared UI:
- Update Card, DataCard, Input components with improvements
- Enhance TagBadge with better color handling
- Fix TagEditModal and TagList components
- Update PillNavigation and PillDropdown styling
- Add NetworkGraph improvements
- Update CommandBar, FormModal, AppsPage components
- Fix chart types and GlobalSettingsSection

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

packages/shared-ui/src/molecules/DataCard.svelte

@@ -80,6 +80,7 @@
 	const isClickable = $derived(interactive || !!onclick);
 </script>
 
+<!-- svelte-ignore a11y_no_noninteractive_tabindex -->
 <div
 	class="data-card rounded-xl p-4 transition-colors {variantClasses[variant]} {isClickable
 		? 'cursor-pointer hover:bg-menu-hover'
@@ -153,6 +154,7 @@
 	.line-clamp-2 {
 		display: -webkit-box;
 		-webkit-line-clamp: 2;
+		line-clamp: 2;
 		-webkit-box-orient: vertical;
 		overflow: hidden;
 	}