Rename shared-ui to ui-design-system

- More descriptive name for design system library
- Update all imports and configurations
- No functional changes

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

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

projects/ui-design-system/src/styles/commons/components/_index.scss

@@ -0,0 +1,12 @@
+// ==========================================================================
+// COMMONS COMPONENTS INDEX
+// ==========================================================================
+// Import all component-related commons files
+// Theme-agnostic component structures and behaviors
+// ==========================================================================
+
+@import 'base-buttons';
+@import 'base-cards';
+@import 'base-forms';
+@import 'base-navigation';
+@import 'utility-components';