Weizhou Lan upgraded the CI/CD workflows for the DaoCloud/dce-charts-repackage repository, focusing on enhancing reliability and security in the release pipeline. By updating GitHub Actions workflow files to newer versions of actions/upload-artifact and actions/download-artifact, Weizhou leveraged recent features and security patches to streamline artifact handling and reduce maintenance risk. The work was implemented using YAML and demonstrated proficiency in CI/CD best practices and GitHub Actions automation. Although the scope was limited to a single feature over one month, the changes contributed to improved pipeline stability and aligned with ongoing repository maintenance and risk reduction objectives. No bugs were addressed.