auth/deploy/helm/templates/service.yaml

apiVersion: v1
kind: Service
metadata:
  name: {{ .Release.Name }}-service
  labels:
    app: {{ .Release.Name }}-application
spec:
  type: NodePort
  selector:
    app: {{ .Release.Name }}-application
  ports:
    - protocol: TCP
      port: {{ .Values.container.port }}