Ant focused on stabilizing Android native input features and improving build reliability across the shadps4-emu/ext-SDL and libsdl-org/SDL repositories. Over two months, Ant addressed two critical bugs by refining ProGuard rules in Java-based projects, ensuring that essential methods like onNativePen and getContext() were preserved during code obfuscation. This work prevented runtime regressions and maintained native pen input functionality after minification, directly reducing support risks for downstream applications. Ant’s targeted updates to proguard-rules.pro files demonstrated a strong understanding of Android build processes and maintainability, delivering depth in bug resolution rather than feature development during this period.