See [https://github.com/sartak/keyboard](https://github.com/sartak/keyboard)

You can use this configuration by installing the [xKeyboard iOS app](https://apps.apple.com/us/app/xkeyboard-custom-keyboard/id1440245962), then opening the [Canary.xkeyboard](https://raw.githubusercontent.com/sartak/xkeyboard-config/master/Canary.xkeyboard) file.