Worked on enhancing the Vitest developer experience by updating the vitest-dev/vitest repository’s Locator API documentation. Focused on clarifying the distinctions between Vitest’s locator methods and those from testing-library, the work included practical examples and detailed guidance on composing and reusing locators to support more robust and maintainable tests. The approach emphasized clear API usage and aimed to streamline onboarding for new users while reducing test fragility and maintenance overhead. Utilized TypeScript and Markdown to deliver comprehensive documentation improvements, drawing on skills in API design, documentation, and testing to address developer needs and improve overall workflow clarity.