Worked on the codeforboston/home-energy-analysis-tool repository to streamline the developer onboarding process by creating comprehensive Codespaces Setup Guidance for the rules engine. Focused on developer setup and documentation, the work standardized the Python version and outlined a reproducible development workflow using Markdown. This approach reduced environment-related blockers and accelerated onboarding for new contributors by ensuring consistency across development environments. By documenting the setup process in detail, the contribution improved collaboration and productivity within the team. The changes were implemented through a single feature addition, emphasizing clarity and reliability in the development environment rather than direct code or bug fixes.