Ingress deployment for simple auth tutorial

ingress.yaml

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: simple-auth-ingress
spec:
  backend:
    serviceName: default-http-backend
    servicePort: 80
  rules:
  - host: simple-auth.me
    http:
      paths:
      - path: /
        backend:
          serviceName: simple-auth
          servicePort: 3000