- Add from __future__ import division
- Change "Tests This Session" to "Tests (Cumulative)"
- Fix Tor status to show IDLE when available but 0% success
- Add memory leak detection: RSS growth, peak, GC stats
- Add DEAD_PROXY=-1 constant for permanently dead proxies
- Mark proxy dead when: failed >= max_fail*2, or max_fail with fatal error
- Fatal errors: refused, unreachable, auth (proxy definitely not working)
- Dead proxies excluded from testing (failed >= 0 query)
- Cleanup_stale also removes old dead proxies
- Dashboard shows separate dead vs failing counts
- dark theme with CSS custom properties
- responsive grid layout for stats cards
- sparkline charts for rate/success history
- gevent pywsgi server with BaseHTTPServer fallback
- new API endpoints: /api/stats, /api/judges, /api/protocols
- protocol breakdown, latency percentiles, geo distribution
- tor pool health, judge availability, engine stats
- auto-refresh with configurable interval