During July 2025, Soresan Yeganeh developed a DeviceModel Diagnostics Enhancement for the EVerest/libocpp repository, focusing on improving error handling and diagnostics in C++. The enhancement aggregates all missing required variables into a single, comprehensive error message, allowing users to identify and address configuration issues more efficiently. By centralizing error reporting within the DeviceModel, Soresan’s work accelerated troubleshooting and reduced remediation time, directly supporting higher deployment readiness and lower support overhead. The feature demonstrated a diagnostics-driven approach to software development, with traceable code contributions that improved reliability and maintainability in the C++ OCPP library without introducing new bugs.