- Replace emoji icons with Lucide across admin pages; add vendor/lucide.min.js and renderIcons() helper\n- Reorder sidebar logically (Dashboard, Journal, Students, Groups, Files, Links, Trash + admin sections)\n- Groups: open photo chronology only via the Фото button; covers no longer clickable\n- Journal: show group badge over card photo, compact AI-status icon beside description, and date range in empty-state message\n- Update README (AI worker, Lucide, worker.js)
dev