That isn't very basic and never has been. If it's just a read-only site then all you need is a CDN, not load balancing with multiple regions running Kubernetes clusters.
What other cloud vendor or PaaS offers this? The only one that has seamless global deployment is Cloudflare's Workers but that's limited to Javascript code in a lightweight functions environment.
Their tool is at least three years old and still has this disclaimer:
“Caution: The kubemci tool is a temporary solution intended to help users begin using multi-cluster Ingress. This tool will be replaced by an implementation using kubectl that delivers a more Kubernetes-native experience. Once the kubectl implementation is available, you will need to manually migrate any apps that use kubemci”
What other cloud vendor or PaaS offers this? The only one that has seamless global deployment is Cloudflare's Workers but that's limited to Javascript code in a lightweight functions environment.