Contributed to the marimo-team/marimo repository by enhancing the contributor onboarding process for Windows developers. Delivered targeted documentation updates in Markdown, specifically adding guidance to the CONTRIBUTING.md file that recommends using Windows Subsystem for Linux (WSL) to streamline the development environment setup. This change addressed a documented issue and was completed through collaborative, CLA-compliant open source practices, including co-authorship and clear issue linkage. The work focused on improving cross-platform compatibility and reducing friction for new contributors, demonstrating attention to documentation quality and effective teamwork. No bug fixes were recorded during this period, with efforts concentrated on feature documentation and onboarding improvements.