Worked on the isaac-sim/IsaacLab repository to enhance reliability in Docker environment detection within shell scripts. Focused on refining the is_docker() function in isaaclab.sh, the developer tightened the detection logic to prevent false positives when Docker was not installed. This adjustment reduced setup failures and downstream errors in non-Docker environments, directly improving user onboarding and continuous integration stability. The work involved DevOps practices and shell scripting, with careful attention to issue tracking and documentation. By addressing a critical bug, the developer contributed to more robust script behavior and a smoother experience for both users and other developers working with IsaacLab.