src/backend/index.ts

src/frontend/components/Footer.tsx

src/frontend/index.tsx

src/shared/types.ts

src/frontend/components/HistoryView.tsx

src/frontend/utils/event-log.ts

src/frontend/components/GroupTimerCard.tsx

src/frontend/components/ActivityFeed.tsx

src/backend/database/queries.ts

src/frontend/utils/history-api.ts