Worked on the streamlit/streamlit repository to improve the reliability of Windows-specific unit tests, focusing on stabilizing test execution in CI environments using WSL2. Addressed a persistent flakiness issue by patching the WT_SESSION environment variable during test runs, simulating the absence of a Windows Terminal session to ensure consistent results for the test_show_emojis_windows case. Leveraged Python for test development and applied environment variable management techniques to align cross-platform test behavior. This targeted bug fix enhanced CI/CD throughput and reduced debugging time, supporting faster feedback cycles and more robust test coverage for Windows and WSL2 scenarios within the project.