During November 2024, Zhang Zhifei authored comprehensive developer-facing documentation for the Kubernetes systemd watchdog feature in the kubernetes/website repository. Focusing on Markdown and leveraging strong documentation skills, Zhang detailed the process of enabling and configuring the systemd watchdog within kubelet, including guidance on feature gate settings and systemd service integration. This work clarified operational procedures for Kubernetes operators, reducing the risk of production incidents caused by misconfiguration. By aligning with Kubernetes documentation standards, Zhang’s contribution improved the reliability and ease of adoption for the systemd watchdog feature, providing clear, actionable guidance without addressing bug fixes during this period.