Prod instance of Kleos frontend — Python stdlib static file server (static_server.py) serving pre-built dist/ with SPA fallback. Service: kleos_ui_prod.service — serves ~/prod/kleos/packages/kleos-app/dist/ using ~/.virtualenvs/kleos-api-prod/bin/python. No Node.js or Vite dependency at runtime. Deployed via vivo-release from ironclad ~/working/kleos/.