- Viewer accessibility: 5 tests (aria-labels, aria-expanded, label association, alert role) - Viewer responsive: 3 tests (chat-collapsed, CSS grid, now-playing aria-live) - Admin accessibility: 3 tests (nav aria-label, aria-current, focusability) - Admin responsive: 2 tests (tab visibility, essential tabs) - Coverage: vitest v8 provider, 40% stmt/lines, 30% branches/funcs - CI: test:coverage step between lint and build - Total: 44 frontend tests (31 + 13 new) - Updated TODO.md (Phase 2+3 done), DONE.md, MEMORY.md