Worked on the codeforboston/home-energy-analysis-tool repository to deliver a cross-platform virtual environment activation feature, enhancing developer onboarding and runtime consistency. The solution involved removing the Windows .bat activation path and updating the shell activation script to incorporate OS-specific logic, allowing seamless environment setup across Windows, macOS, and Linux. By implementing shell scripting and cross-platform development techniques, the work ensured that developers and CI systems could reliably activate environments regardless of operating system. This update improved the overall developer experience and reduced setup friction, focusing on maintainability and compatibility without introducing new bugs or regressions during the development period.