[FR] add node taint toleration to Pods that are targeted by a public ingress

[dustin-decker]

This enables automatic scheduling of public workloads on nodes isolated from the rest.

This requires using the k8s API to resolve Pods or some other resource from the Service that the Ingress targets.

[bvandewalle]

A similar feature should also exist for services type LoadBalancers

[mark-adams]

👋 The k-rail project has been deprecated and is no longer under active development. We recommend taking a look at OPA Gatekeeper to see if it might meet your needs going forward.

Thanks for your contribution(s) to the project!