Worked on improving the documentation for the zed-industries/codex repository, focusing on enhancing the clarity and usability of shell completion instructions. Addressed a Markdown table syntax issue in the README, ensuring that shell completion guidance rendered correctly and was easily readable for users. This targeted fix improved the accuracy of onboarding materials and reduced potential confusion around shell completion usage. Employed strong documentation practices and precise version control, with changes tracked through a dedicated commit. Utilized Markdown as the primary language and demonstrated attention to detail in technical writing, ultimately supporting smoother adoption and reducing the support burden for this feature.