During December 2025, Liu focused on improving the documentation for the GraphQL GraphHub project, specifically within the graphql/graphqlhub.io.git repository. Liu identified and resolved a documentation bug related to Relay usage syntax, clarifying how developers should build GraphQL APIs with Relay. This technical writing effort, executed in Markdown, enhanced the clarity and consistency of the onboarding materials, reducing the risk of misimplementation and supporting more reliable API development. By prioritizing documentation quality over new feature development, Liu contributed to the long-term maintainability of the project and streamlined the onboarding process for future developers working with GraphQL and Relay.