Andrii Khilyuk contributed to the ubicloud/runner-images repository by focusing on codebase maintainability and installer reliability. He removed obsolete PowerShell installation scripts, reducing the maintenance surface and clarifying module boundaries for future contributors. Addressing a critical installation issue, he updated the Windows 11 SDK installation script to reference the latest version, ensuring users receive the correct SDK and minimizing installation errors. His work leveraged DevOps practices, Windows administration, and scripting with PowerShell to streamline automation processes. Over the month, Andrii delivered targeted improvements that enhanced the repository’s maintainability and reliability, demonstrating a thoughtful approach to technical debt and user experience.