Chengjie Qin updated the GraphRAG tutorial in the tigergraph/ecosys repository to align with the latest TigerGraph Community Edition Docker image, ensuring users follow version 4.2.1 instead of 4.2.0. He revised the Markdown documentation to reflect the new image version in both loading instructions and expected image naming, reducing onboarding friction and supporting reliable tutorial execution. Chengjie focused on documentation accuracy, using Markdown to maintain clarity and traceability in the update process. While the work was limited in scope, it addressed a concrete need for version consistency, improving the user experience for those onboarding with TigerGraph’s tooling.