Worked on the Rdatatable/data.table repository to enhance both reliability and documentation quality. Addressed a CI reliability issue by updating the Autocomment-atime-results GitHub Action to v1.4.1, resolving a libgit2-related problem and ensuring consistent performance test execution. Improved the readability of data.table vignettes by converting plain text references into clickable hyperlinks and standardizing the use of vignette() throughout the documentation. Utilized R, R Markdown, and YAML to implement these changes, focusing on CI/CD workflows and technical writing. The work contributed to more stable automated testing and clearer, more accessible documentation for users and contributors of the project.