During November 2025, this developer enhanced the deepflowio/docs repository by extending the copy-file utility to support .pcap files, enabling seamless copying of network capture data. The update focused on targeted improvements to copy-file.js, leveraging JavaScript and Node.js file I/O techniques to broaden the range of supported file types. By strengthening data ingestion workflows, the changes reduced manual intervention and improved the efficiency of processing network captures. The work demonstrated disciplined version control and careful, maintainable code updates, ensuring minimal risk to existing functionality. Overall, the contribution deepened the repository’s file handling capabilities and streamlined data processing pipelines.