Andrey Shivalin contributed to the apache/kylin repository by improving documentation accuracy, specifically correcting a terminology typo in the README file. He focused on refining the reference to the compute engine, updating 'Gluten-Clickhosue' to 'Gluten-ClickHouse' using Markdown to ensure clarity for users and maintainers. This documentation update did not involve code changes, emphasizing careful attention to detail and the importance of precise language in technical materials. Andrey’s work leveraged his skills in documentation and version control, resulting in clearer onboarding and reduced support overhead. The scope of the contribution was narrow but addressed a real usability concern.