Big update: per-scholar Track toggle, pagination-proof total (Scholar metrics box), inline per-paper history in the native list (open multiple), daily auto-update (no API), cloud sync via GitHub / Google Drive (one file per scholar, cross-browser), manage tracked scholars (table: sort / add / remove / links), EN/中文, collapsible Scholar-styled panel, new logo, and a Support (WeChat/Alipay) page. Install: unzip → chrome://extensions (or edge://extensions) → Developer mode → Load unpacked.