During March 2025, Cowmoo focused on stabilizing ChromeOS builds in the denoland/chromium_build repository by addressing a critical build failure related to remote build execution. They reverted a restrictive assertion in the rbe.gni configuration, which had previously blocked the use of non-default rbe_exec_root settings with siso, thereby restoring build reliability for ChromeOS targets. This change improved continuous integration throughput and reduced friction for developers working on ChromeOS, while maintaining compatibility for other build paths. Cowmoo’s work leveraged expertise in build systems and continuous integration, utilizing GN as the primary language to ensure robust and maintainable build processes across the project.