Tair Sabirgaliev upgraded the Fish shell to version 4.4.0 in the macports/macports-ports repository, focusing on improving installation reliability and future maintainability. By removing legacy patches and consolidating changes into a single, well-scoped commit, Tair streamlined the installation process and reduced the risk of patch conflicts for downstream users. The work demonstrated effective use of package management, shell scripting, and version control, ensuring compatibility with the latest Fish shell release. Although the project scope was limited to one feature over a month, the targeted approach addressed technical debt and simplified ongoing maintenance for the macports-ports package ecosystem.