Tony Busa focused on streamlining test infrastructure within the eduNEXT/edx-platform repository by cleaning up and simplifying test configurations. He removed deprecated components such as the karma-selenium-webdriver-launcher and eliminated unused ChromeDocker and FirefoxDocker browser settings, reducing unnecessary dependencies and potential sources of flaky tests. Working primarily with JavaScript and leveraging his skills in configuration and testing, Tony’s changes aimed to improve continuous integration efficiency and minimize maintenance overhead. The work, delivered as a single feature commit, demonstrated a targeted approach to technical debt, addressing configuration complexity and supporting more reliable, maintainable test runs for the development team moving forward.