feat(pdf-tools): add bookmark pdf tool and lucide icons integration

- Add 'bookmark-pdf' to singlePdfLoadTools
- Create new lucide-init.ts for icon initialization
- Update HTML files to use local lucide initialization
- Add bookmark.html page with full bookmark editor functionality
- Update tools config to include bookmark tool
- Modify main.ts to handle tool cards with href links

src/js/utils/lucide-init.ts

@@ -0,0 +1,5 @@
+import { createIcons, icons } from 'lucide';
+
+document.addEventListener('DOMContentLoaded', () => {
+  createIcons({ icons });
+});