Rohan Bhowmik stabilized the Docker-based ROS/Gazebo development environment for the Stanford-AUV/RoboSub repository, focusing on reliability and ease of onboarding. He addressed issues with GPG key retrieval and repository configuration, ensuring that requirements.txt was correctly sourced to resolve persistent installation errors. Using Shell scripting and leveraging his expertise in CI/CD, Docker, and Linux, Rohan delivered a reproducible setup that accelerates development and reduces support overhead for new contributors. His targeted fix, implemented in a single, well-documented commit, improved maintainability and minimized risk, resulting in a robust environment that supports efficient iteration and collaboration across the robotics software stack.