nix-env -iA cachix -f https://cachix.org/api/v1/install
cachix use haskell-miso
git clone https://github.com/dmjio/miso
cd miso
nix-build -A miso-arm
➜ miso git:(ios-cross-compile) file ./result/bin/*
./result/bin/mario: Mach-O 64-bit executable arm64
./result/bin/router: Mach-O 64-bit executable arm64
./result/bin/simple: Mach-O 64-bit executable arm64
./result/bin/todo-mvc: Mach-O 64-bit executable arm64
./result/bin/websocket: Mach-O 64-bit executable arm64