Worked on the measure-sh/measure repository to enhance developer onboarding and SDK integration for iOS. Updated self-hosting OAuth setup documentation, clarifying the placement of GitHub Client ID and Client Secret to streamline the setup process. Improved the iOS SDK integration guide by providing concrete steps for replacing placeholder values such as apiKey and apiUrl, making the setup clearer for developers. Addressed a device type detection issue in the iOS SDK by replacing a deprecated macro with targetEnvironment(simulator), ensuring accurate reporting between physical and simulator devices. Utilized Swift and Markdown, demonstrating skills in documentation, mobile development, and iOS-specific engineering practices.