Feature/add minimal k8s scheduler

[Mtze]

Steps to test

• Start Minikube

minikube start

• Start API and Queue

docker compose -f docker-compose.yml -f docker-compose.dev.yml up redi
s fluentbit hadesAPI

• Start K8s scheduler

DEBUG=true HADES_EXECUTOR=k8s go run ./HadesScheduler

• Schedule a successful job with bruno
• Schedule a failing job with bruno
• Observe running pods:

k -n hades-executor get po
# you may look at the container logs - the "-c 2" indicates that you will look at the second init container which is the build execution container in the bruno example
k -n hades-executor logs -f <pod name> -c 2