During June 2025, this developer focused on enhancing build stability for the MuseScore repository by addressing a critical issue in the DTL third-party library. Using C++ and build system expertise, they resolved a compilation-blocking type mismatch by removing a const qualifier from the enableTrivial function, allowing necessary modification of the 'trivial' member without altering external behavior or API. This targeted bug fix restored continuous integration reliability and ensured seamless third-party integration for MuseScore. Their work demonstrated careful debugging of external C++ code and a precise approach to maintaining build system integrity while preserving compatibility across dependent components.