Stephanie focused on enhancing the CI build process for the moveit/moveit2 repository by implementing a cache optimization feature. She updated the Docker-based workflow to integrate a cache-map for ccache, clarifying cache locations and streamlining build reproducibility. This technical approach reduced CI resource consumption and accelerated feedback loops, directly benefiting contributor onboarding and ongoing development. Stephanie utilized her expertise in CI/CD, DevOps, and Docker, leveraging YAML for workflow automation. While no major bugs were addressed during this period, her work demonstrated a targeted, in-depth improvement to the build infrastructure, resulting in more efficient and maintainable continuous integration pipelines.