- Extract types to src/types/bookmarks.ts
- Extract utility functions to src/utils/bookmarkUtils.tsx
- Extract BookmarkItem component to src/components/BookmarkItem.tsx
- Extract BookmarkList component to src/components/BookmarkList.tsx
- Extract bookmark fetching logic to src/services/bookmarkService.ts
- Reduce main Bookmarks component from 416 to 100 lines
- Maintain all functionality while improving code organization
- Pass all linting and type checking