Leno contributed targeted documentation enhancements to the biomejs/website repository, focusing on clarifying Japanese configuration formatting options. By editing Markdown files, Leno addressed typographical errors and improved the accuracy of array and object representations in configuration settings. This work emphasized content editing and localization, ensuring that Japanese developers could more easily understand and implement configuration options. The changes streamlined onboarding and reduced potential confusion, directly supporting a better developer experience. Although the scope was limited to one feature over a month, the improvements demonstrated careful attention to detail and a clear understanding of documentation best practices for multilingual technical audiences.