- Add Russian/English language switcher with cookie persistence
- Add PyPI proxy support with caching (like npm)
- Add height limits to Activity Log and Mount Points tables
- Change Cargo icon to delivery truck
- Replace graphical logo with styled text "NORA"
- Bump version to 0.2.11
- Convert registry list, docker detail, package detail, maven detail pages to dark theme
- Use layout_dark instead of layout for all pages
- Update colors: bg-[#1e293b] cards, slate-700 borders, slate-200/400 text
- Mark unused light theme functions with #[allow(dead_code)]
- Add DashboardMetrics for tracking downloads/uploads/cache hits per registry
- Add ActivityLog for recent activity with bounded size (50 entries)
- Instrument Docker, npm, Maven, and Cargo handlers with metrics
- Add /api/ui/dashboard endpoint with global stats and activity
- Implement dark theme dashboard with real-time polling (5s interval)
- Add mount points table showing registry paths and proxy upstreams
