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>

package-lock.json

@@ -20,6 +20,7 @@
         "@fortawesome/free-brands-svg-icons": "^7.0.0",
         "@fortawesome/free-regular-svg-icons": "^7.0.0",
         "@fortawesome/free-solid-svg-icons": "^7.0.0",
+        "prismjs": "^1.30.0",
         "rxjs": "~7.8.0",
         "tslib": "^2.3.0",
         "zone.js": "~0.15.0"
@@ -29,6 +30,7 @@
         "@angular/cli": "^19.2.15",
         "@angular/compiler-cli": "^19.2.0",
         "@types/jasmine": "~5.1.0",
+        "@types/prismjs": "^1.26.5",
         "jasmine-core": "~5.6.0",
         "karma": "~6.4.0",
         "karma-chrome-launcher": "~3.2.0",
@@ -5252,6 +5254,12 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/prismjs": {
+      "version": "1.26.5",
+      "resolved": "https://registry.npmjs.org/@types/prismjs/-/prismjs-1.26.5.tgz",
+      "integrity": "sha512-AUZTa7hQ2KY5L7AmtSiqxlhWxb4ina0yd8hNbl4TWuqnv/pFP0nDMb3YrfSBf4hJVGLh2YEIBfKaBW/9UEl6IQ==",
+      "dev": true
+    },
     "node_modules/@types/qs": {
       "version": "6.14.0",
       "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.14.0.tgz",
@@ -11266,6 +11274,14 @@
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       "dev": true
     },
+    "node_modules/prismjs": {
+      "version": "1.30.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.30.0.tgz",
+      "integrity": "sha512-DEvV2ZF2r2/63V+tK8hQvrR2ZGn10srHbXviTlcv7Kpzw8jWiNTqbVgjO3IY8RxrrOUF8VPMQQFysYYYv0YZxw==",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/proc-log": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/proc-log/-/proc-log-5.0.0.tgz",