Daron Barnes enhanced the fedspendingtransparency/fiscal-data repository by developing comprehensive sub-navigation routing tests for the API documentation. Using Cypress and leveraging his front end development and testing expertise in JavaScript and TypeScript, he validated that users can reliably navigate between key documentation sections such as Getting Started, API Basics, Parameters, Responses, and Examples. This work addressed potential navigation confusion and established robust test coverage for critical documentation flows. Daron’s focused contribution, implemented under FDG-9112, improved the user experience by ensuring that each sub-navigation link functions as intended, reflecting a thorough and targeted approach to quality assurance within the project.