During February 2025, Jan Novak developed and integrated Docker Signing Capability into the konflux-ci/release-service-utils repository, focusing on enhancing supply chain security and build reproducibility. By adding pubtools-sign and pubtools-pyxis as dependencies within the Dockerfile, Jan enabled automated signing directly in the Docker build process, streamlining the CI/CD pipeline and reducing manual intervention. This approach established a repeatable pattern for embedding signing tools in Docker-based builds, supporting future security features. Jan’s work leveraged skills in DevOps and CI/CD, with a technical emphasis on Dockerfile configuration, and addressed the need for secure, reproducible releases without introducing new bugs during the period.