https://sourceforge.net/projects/gladewin32/
pacman -S mingw-w64-x86_64-glade
pacman -S mingw-w64-x86_64-gobject-introspection
pacman -S mingw-w64-x86_64-gtk3
pacman -S mingw-w64-x86_64-gtksourceview3
pacman -S mingw-w64-x86_64-python3-gobject
StefanSalewski/gintro#24 (comment)
nimble install gintro@#head