CML 2.9 node definitions for XRd Control-Plane (third RR) and ExaBGP route injector as Docker-based CML nodes. Includes build scripts to export Docker images as tars for CML import, with IOS-XR startup configs for IS-IS, BGP, and BMP. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>