feat: Phase 5 (Offline & Sync) and Phase 6 (Polish & Performance)#223

Merged

hotlong merged 3 commits intomainfrom

copilot/add-offline-sync-and-polish-features

Feb 9, 2026

Commits on Feb 8, 2026

Initial plan
Copilot
committed
feat: implement Phase 5 (Offline & Sync) and Phase 6 (Polish & Performance)

Copilot
and
hotlong
committed
fix: address code review feedback - UUID, delete total check, a11y labels, key matching

Copilot
and
hotlong
committed