It’s PHP. The answer is PHP.

How does it compare with cdk8s?

https://cdk8s.io/

I still call voyager, “wefwef” and it’s the subdomain I still use.

The weapon of warning. I was fooled because it’s uncommon and didn’t read it closely enough.

Big public clouds will provide SMS send as service e.g. Azure Communication Services or AWS SNS. You can uses these services without hosting your workload in those clouds.