During January 2026, C. Bretons enhanced validation test logging for the rosetta-models/common-domain-model repository, focusing on improving the clarity and usability of validation results. Using Java, logging frameworks, and unit testing, C. Bretons upgraded the logging instrumentation for validation Java samples, making test outcomes easier to interpret and facilitating faster issue diagnosis. The work also included updating release documentation to reflect new validation features and removing outdated sections, ensuring alignment with current release processes. While no major bugs were addressed, the depth of the feature work strengthened release readiness and improved developer experience by streamlining troubleshooting and support workflows.