Developed and delivered an automated cross-repository mirroring solution for the deepflowio/docs repository, enabling seamless synchronization of documentation between GitHub and Gitee. Leveraging GitHub Actions and YAML, the workflow was designed to trigger on every branch push, automatically updating the Gitee mirror and eliminating the need for manual synchronization. This approach improved documentation availability across platforms, strengthened redundancy, and enhanced disaster recovery readiness for distributed teams. The work demonstrated practical application of DevOps principles, CI/CD automation, and version control best practices, resulting in a more efficient and reliable process for maintaining up-to-date documentation assets across multiple repositories.