Jean Cornic focused on enhancing the DataDog/documentation repository by addressing a navigation issue within the documentation. He identified and fixed broken internal links in the merge-step-functions-lambda.md file, ensuring that installation references accurately directed users to the correct sections. This work involved meticulous review of Markdown syntax and careful validation of cross-references, leveraging Git for precise change tracking. By improving the reliability of documentation navigation, Jean reduced potential confusion for users and contributed to a more maintainable knowledge base. His efforts demonstrated attention to detail in documentation standards and supported smoother onboarding and reduced support queries for the project.