Rohin S. contributed to the astro-datalab/notebooks-latest repository by enhancing test-suite hygiene through configuration management. He updated the test_ignore.txt file to include test17, ensuring that non-critical tests do not interfere with continuous integration processes. This adjustment, implemented using text-based configuration skills, focused exclusively on the test environment without introducing any functional changes to the product itself. By refining the test suite’s ignore list, Rohin helped reduce CI noise and maintained production stability. The work demonstrated a targeted approach to quality assurance, emphasizing careful configuration updates and a clear understanding of the impact of test management on development workflows.