During January 2026, Changhbaga contributed to the apache/incubator-seata repository by focusing on test stability and service discovery reliability. They addressed JaCoCo reporting issues on JDK 17 and above by refining Maven Surefire plugin configurations, ensuring accurate code coverage metrics across Java versions. In addition, Changhbaga developed unit tests for the NacosRegistryProvider and NacosRegistryServiceImpl components, enhancing the reliability of Nacos-based service discovery within the Seata framework. Their work involved Java, Maven, and testing methodologies, resulting in more stable CI pipelines and reduced production risk. The contributions demonstrated a methodical approach to improving both test infrastructure and core service components.