During April 2025, Gu Cheng focused on security and stability improvements for the weibaohui/k8m repository by upgrading the hcsshim dependency from version 0.12.4 to 0.12.9. This work addressed vulnerability exposure and resolved dependency conflicts, directly enhancing the reliability of container management in production environments. Gu Cheng applied expertise in Go and dependency management to ensure compatibility and operational stability, responding promptly to security advisories. Although no new features were added, the targeted bug fix demonstrated a thorough approach to maintaining secure, dependable infrastructure, reflecting a strong understanding of both the technical stack and the importance of proactive remediation.