- LandingHero: service intro + search input for unauthenticated users
- App.tsx/routing: logged-in users auto-redirect to My Links
- 404 pages: styled with login prompt + alias-based redirect
- Worker: getLinkById API for link detail page (LINK_BY_ID_*_QUERY)
- Private redirect: pass alias to 404/login pages for redirect flow
- Tests: update assertions for new 404 page text