AJ ONeal 1c99c8b831
feat(check-ip): add /healthz + http.Server timeouts
- /healthz reports per-dataset loaded/size/loaded_at; 503 until
  inbound+outbound+geoip are all loaded, 200 after
- ReadHeaderTimeout/ReadTimeout/WriteTimeout/IdleTimeout + 64KB
  max header — production defaults
2026-04-20 19:26:27 -06:00
..