OCI clients (podman, docker) require an absolute URL in the
WWW-Authenticate realm. Derive it from the request Host header
so it works behind any proxy. Add service_name to rift config.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Dockerfiles for API server and web UI (multi-stage, alpine:3.21,
non-root mcr user). systemd units with security hardening. Idempotent
install script. Rift-specific config with MCIAS service token, TLS
paths, and Docker compose with loopback port bindings for mc-proxy
fronting (28443/29443/28080).
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>