Chris Nolan enhanced the sanity-io/sanity repository by improving the Sanity Typegen tool’s handling of GROQ query whitespace. He implemented logic in TypeScript to clean unnecessary whitespace from generated queries, resulting in more consistent and readable outputs. To ensure reliability and prevent regressions, Chris expanded automated test coverage, verifying that whitespace removal worked as intended. His work focused on code generation and testing, addressing a common source of noise and potential errors in downstream workflows. Over the course of the month, Chris delivered a targeted feature that improved the maintainability and clarity of typegen outputs without introducing new bugs.