Add comprehensive library expansion with new components and demos

- Add new libraries: ui-accessibility, ui-animations, ui-backgrounds, ui-code-display, ui-data-utils, ui-font-manager, hcl-studio
- Add extensive layout components: gallery-grid, infinite-scroll-container, kanban-board, masonry, split-view, sticky-layout
- Add comprehensive demo components for all new features
- Update project configuration and dependencies
- Expand component exports and routing structure
- Add UI landing pages planning document

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

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

projects/ui-code-display/node_modules/prismjs/plugins/treeview/prism-treeview.js

@@ -0,0 +1,70 @@
+(function () {
+
+	if (typeof Prism === 'undefined') {
+		return;
+	}
+
+	Prism.languages.treeview = {
+		'treeview-part': {
+			pattern: /^.+/m,
+			inside: {
+				'entry-line': [
+					{
+						pattern: /\|-- |├── /,
+						alias: 'line-h'
+					},
+					{
+						pattern: /\| {3}|│ {3}/,
+						alias: 'line-v'
+					},
+					{
+						pattern: /`-- |└── /,
+						alias: 'line-v-last'
+					},
+					{
+						pattern: / {4}/,
+						alias: 'line-v-gap'
+					}
+				],
+				'entry-name': {
+					pattern: /.*\S.*/,
+					inside: {
+						// symlink
+						'operator': / -> /,
+					}
+				}
+			}
+		}
+	};
+
+	Prism.hooks.add('wrap', function (env) {
+		if (env.language === 'treeview' && env.type === 'entry-name') {
+			var classes = env.classes;
+
+			var folderPattern = /(^|[^\\])\/\s*$/;
+			if (folderPattern.test(env.content)) {
+				// folder
+
+				// remove trailing /
+				env.content = env.content.replace(folderPattern, '$1');
+				classes.push('dir');
+			} else {
+				// file
+
+				// remove trailing file marker
+				env.content = env.content.replace(/(^|[^\\])[=*|]\s*$/, '$1');
+
+				var parts = env.content.toLowerCase().replace(/\s+/g, '').split('.');
+				while (parts.length > 1) {
+					parts.shift();
+					// Ex. 'foo.min.js' would become '<span class="token keyword ext-min-js ext-js">foo.min.js</span>'
+					classes.push('ext-' + parts.join('-'));
+				}
+			}
+
+			if (env.content[0] === '.') {
+				classes.push('dotfile');
+			}
+		}
+	});
+}());