David Truan developed native Kconfig support for CMake builds in the lvgl/lvgl repository, enabling developers to configure LVGL projects using Kconfig within CMake environments. He approached this by integrating Kconfig and CMake, focusing on build-system automation and configuration management to streamline setup and improve flexibility across platforms. The solution reduced manual configuration steps and enhanced traceability and maintainability of build settings for embedded systems. David utilized C, CMake, and Kconfig to deliver this feature, addressing the need for more adaptable and efficient build processes. His work demonstrated depth in build systems and configuration management within embedded software development.