Yu Zhao contributed targeted improvements to developer documentation and example reliability across two open-source repositories. In strands-agents/docs, Yu addressed a cross-platform issue in the Structured Output Example by refining Python-based temporary file handling, ensuring consistent execution on both Windows and non-Windows systems and reducing runtime errors for users. For google/A2A, Yu updated Markdown documentation to align FileBase metadata labeling with the FilePart specification, replacing the 'filename' label with 'name' for clarity and consistency. These contributions demonstrated careful attention to real-world usage and standards compliance, leveraging skills in Python development, documentation, and example implementation to enhance onboarding and reduce support friction.