brew install flyctl && fly launch --from https://github.com/jjtech0130/rust-swift-package
curl -L https://fly.io/install.sh | sh && fly launch --from https://github.com/jjtech0130/rust-swift-package
iwr https://fly.io/install.ps1 -useb | iex; fly launch --from https://github.com/jjtech0130/rust-swift-package