Stefan Bratanov developed a streamlined transport interoperability test flow for the libp2p/test-plans repository, focusing on simplifying the build and test process. He transitioned the test suite from a Java-specific implementation to a broader JVM-based approach, updating both the Makefile and CI/CD workflow to reflect this change. By removing Java-specific configurations, Stefan reduced maintenance overhead and improved consistency across the test pipeline. His work leveraged skills in build systems, configuration management, and YAML, resulting in a more efficient and maintainable CI pipeline. Over the month, he delivered one feature, laying the groundwork for future optimizations in transport test automation.