Endre focused on restoring and enhancing cleanup tooling for macOS within the facebook/chef-cookbooks repository, addressing a critical bug that impacted tmpreaper functionality across production and corporate environments. By updating the system PATH to include /usr/local/bin, Endre ensured that the tmpreaper utility could reliably execute, thereby improving disk space management and reducing operational risk. The work involved targeted shell scripting and system administration, with careful validation to maintain code health and cross-environment reliability. This contribution demonstrated a disciplined approach to DevOps maintenance, emphasizing auditable, minimal changes that directly improved the stability and maintainability of production workflows.