- Security hardening: prevent basic‑auth user enumeration, deny opaque request targets, redact duplicate TLS certificates, and other security‑related fixes.
- Feature updates: add HTTP redirect router for SSL passthrough with forced SSL redirect, dedicate a transport per HTTP/3 client, and adjust default DNS‑01 challenge behavior.
- Extensive bug fixes and docs: library version bumps, ACME and Consul/Nomad fixes, sticky cookie handling, logging and server handling improvements, web UI correction, and updated Kubernetes documentation.