Can I use Cloud Functions with Unity?
https://www.youtube.com/watch?v=o0goc4zxIBE
https://www.youtube.com/watch?v=5CZ1f6wzn4Q
https://cloud.google.com/functions/
https://dev.to/caiorcferreira/hosting-an-api-in-firebase-writen-with-typescript-and-nest
https://thenewstack.io/google-firebase-trims-middle-tier-faster-app-dev/