Windows

• Fixed Sketch exited with code -1073741515 (DLL not found) — gcc runtime DLLs (libgcc_s_seh-1.dll, libstdc++-6.dll, libwinpthread-1.dll, libssp-0.dll) are now bundled directly from the MSYS2 build environment, guaranteeing they match the compiler used to build Processing.o

macOS

• Fixed sketch window not appearing when launched from the Processing IDE — the engine now registers with the macOS window server via NSApplication before GLFW initializes