feat: Phase 4 — Admin panel (dashboard, users, moderation)
AdminPanel2 component with sidebar navigation:
- Dashboard: KPI cards (users, patches, premium, flagged)
- Users: search, filter by role, table with role dropdown to
change user/premium/admin/banned per user
- Workshop moderation: filter flagged/deleted, approve/delete/restore
actions per patch with status badges
Features:
- Role-protected: non-admins see 🔒 locked screen
- Sidebar nav: Dashboard / Usuarios / Workshop / Volver
- Admin button visible in Workshop nav for admin users
- Responsive: sidebar becomes horizontal tabs on mobile,
KPIs 2x2 grid, table rows wrap
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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