Anthony Moore contributed to the antmicro/verilator repository by stabilizing its build configuration, focusing on improving reproducibility and consistency across environments. He implemented a default setting in CMake to assign the CMAKE_BUILD_TYPE as 'Release' when not explicitly specified, ensuring that production-oriented builds are generated by default. This approach reduced variability in build artifacts and established a foundation for future enhancements to the build system. Anthony also updated the CONTRIBUTORS file to reflect accurate attribution. His work demonstrated proficiency in build system configuration and CMake, addressing a core aspect of release management and contributing to clearer governance within the project.