During June 2025, contributed to the langgenius/dify-docs repository by delivering comprehensive documentation for Tencent Cloud COS storage integration. This work involved detailing required configuration parameters and environment variables such as bucket name, secret key, secret ID, region, and scheme, ensuring clarity for users setting up COS storage. The documentation updates were implemented in Markdown and aligned across both the English documentation and the self-hosted installation guide, promoting consistency and traceability. Leveraging technical writing skills and Git-based collaboration, the developer focused on improving onboarding for COS storage integration, enabling faster customer adoption and maintaining high standards for documentation quality.