config/kubernetes/default/services/webapp.yaml

apiVersion: v1
kind: Service
metadata:
  name: webapp
  labels:
    service: webapp
  annotations:
    moda.github.net/domain-name: 'docs-internal-%environment%.service.%region%.github.net'
    # HTTP app reachable inside GitHub's network (employee website)
    moda.github.net/load-balancer-type: internal-http
spec:
  ports:
    - name: http
      port: 4000
      protocol: TCP
      targetPort: http
  selector:
    app: webapp
  type: LoadBalancer