In January 2026, Andrei Radulescu focused on enhancing the reliability of the Chess module within the YSTEMandChess/react repository by expanding automated testing for the Lessons and Puzzles components. He developed comprehensive test suites using JavaScript and TypeScript, targeting socket connections, drag-and-drop interactions, and a variety of game scenarios. This approach ensured that core gameplay flows were validated through continuous integration, reducing the risk of regressions and enabling safer future refactoring. By prioritizing robust front end development and thorough testing, Andrei established a strong foundation for faster feature delivery and improved maintainability of the Chess module’s codebase.