Rafael Pronto contributed to the FreeCAD/FreeCAD repository, focusing on stability and user experience within the Sketcher module. During this period, he addressed a specific issue where hover-triggered actions could interrupt element renaming. By implementing a focus check on QLineEdit widgets using C++ and the Qt framework, Rafael ensured that hover events would not disrupt active rename operations, thereby preserving workflow continuity for users. While the scope of work was limited to a single targeted bug fix, the solution demonstrated a clear understanding of GUI development principles and contributed to a smoother, less error-prone user interaction within the application.