Kubernetes CronJob publishing to a PubSub topic

every-5-minutes.cron.yaml

apiVersion: batch/v1beta1
kind: CronJob
metadata:
  name: every-5-minutes
spec:
  schedule: "*/5 * * * *"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: gcloud-publish-every-5-minutes
            image: google/cloud-sdk:183.0.0-slim
            args:
            - /bin/sh
            - -c
            - gcloud beta pubsub topics publish cron-every-5-minutes --message="run cron"
          restartPolicy: OnFailure