Qishuai focused on improving documentation quality for the Higress project, specifically targeting the ai-token-ratelimit plugin within the alibaba/higress repository. By identifying and removing the invalid show_limit_quota_header option from the Markdown-based documentation, Qishuai addressed a source of potential misconfiguration and user confusion. This change ensured that the documentation accurately reflected the current plugin configuration, reducing the risk of deployment errors and lowering the support burden for operators. Leveraging skills in documentation and plugin development, Qishuai’s work demonstrated attention to detail and a commitment to maintaining clear, reliable technical resources for the Higress open-source community.