During January 2026, Totu Fals enhanced code quality in the oxc-project/oxc repository by refining ESLint rules related to React key usage and auto-fix behavior. Using JavaScript, React, and Rust, Totu updated the react/no_array_index_key rule to continue searching for alternative key attributes, reducing the risk of rendering bugs. They also improved the eslint/sort_keys auto-fix to ignore leading and trailing spread properties, preserving object structure and formatting. Tests and snapshots were updated to reflect these changes, ensuring reliability and maintainability. The work demonstrated thoughtful linter development and collaborative engineering, resulting in more consistent and safer automated code fixes.