During June 2025, Bunamnan focused on enhancing platform compatibility analysis within the dotnet/sdk repository. He addressed a nuanced issue where MacCatalyst and other guarded platform attributes were not properly respected in call-site analysis, which previously led to inaccurate compatibility checks. By refining the analyzer’s handling of platform-specific attributes, Bunamnan improved the reliability of compatibility reporting, enabling developers to make more informed decisions about platform support. His work involved in-depth code analysis and API development using C#, demonstrating a strong grasp of cross-platform attribute management and collaborative debugging. The targeted fix strengthened the analyzer’s accuracy and overall code quality.