Per Lundberg focused on maintaining and improving documentation quality for the gitlabhq/gitlab-runner repository during the month. He addressed a documentation bug by correcting a typo in the custom.md file, ensuring greater accuracy and readability for users referencing setup instructions. This work, tracked through a single commit, did not introduce any functional changes but contributed to clearer guidance and reduced potential confusion. Per utilized Markdown for documentation updates, demonstrating attention to detail and a commitment to maintainability. While no new features were delivered, his efforts supported the ongoing reliability of project documentation and reinforced best practices in technical writing and review.