ref: 6e406b22bbe3e5f66193a94364114aafacc8b8da
dir: /.github/actions/mingw-w64-libpng-dev.sha256sums/
10d9e0cb60e2b387a79b355eb7527c0bee2ed8cbd12cf04417cabc4d6976683c libpng-1.6.37-apng.patch.gz 505e70834d35383537b6491e7ae8641f1a4bed1876dbfe361201fc80868d88ca libpng-1.6.37.tar.xz