During September 2025, this developer contributed to the schollz/croc repository by creating a Docker-based usage guide and a reusable shell function for running croc inside a Docker container on both Linux and macOS. Their work focused on improving onboarding and reproducibility by providing clear documentation and instructions for persistent profile integration. Using Shell scripting and Docker, they enabled users to seamlessly run croc in containerized environments, supporting both development and deployment workflows. The contribution addressed the need for consistent, long-term usage of croc across platforms, demonstrating a practical application of containerization and documentation skills within a focused, single-feature scope.