Fabrice Buoro focused on enhancing the reliability of SSH root SFTP management within the DataDog/test-infra-definitions repository. He addressed a critical bug in the ssh-allow-sftp-root.sh script by introducing a proper shebang and improving error handling, ensuring the script executes consistently across diverse environments. Working primarily with Bash and shell scripting, Fabrice preserved the script’s ability to modify root’s SFTP restrictions while increasing its resilience, particularly on systems lacking a defaultUserData path. His changes improved compatibility across CI runners, reduced the risk of script failures, and contributed to more stable test infrastructure and streamlined incident response processes.