David contributed to the aws/amazon-q-developer-cli repository by enhancing the onboarding experience for macOS users. He authored a documentation update that introduced Homebrew installation instructions directly into the project’s README, aiming to reduce setup friction and clarify the preferred installation workflow. This work involved careful use of Markdown to ensure clarity and maintain alignment with project governance standards. By focusing on documentation quality and traceable commits through Git, David addressed user feedback and streamlined the installation process. The update did not involve bug fixes or code changes but improved accessibility and potential adoption for new developers joining the Amazon Q project.