During April 2025, Lingfeng Langshao focused on enhancing developer onboarding and usability by improving documentation across the a2aproject/a2a-samples and google/A2A repositories. Lingfeng updated Markdown-based README files to clarify the Google Adk Agent setup, providing explicit instructions for agent connection and port management. The work emphasized clear, actionable steps and detailed command usage, reducing ambiguity for new users and streamlining the setup process. No code changes were made, as the effort centered on documentation quality and consistency. Lingfeng’s contributions demonstrated strong documentation skills and attention to developer experience, resulting in more accessible and maintainable onboarding materials for both projects.