Kubernetes cronjob to run helm upgrade

hourly-helm-upgrade-cronjob.yaml

---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: update-nightly-helm-sa
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: cluster-admin-binding
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: cluster-admin
subjects:
- kind: ServiceAccount
  name: update-nightly-helm-sa
  namespace: cronjobs
---
apiVersion: batch/v1
kind: CronJob
metadata:
  name: update-nightly-helm
  namespace: cronjobs
spec:
  schedule: "11 * * * *"
  jobTemplate:
    spec:
      template:
        spec:
          serviceAccountName: update-nightly-helm-sa
          restartPolicy: Never
          containers:
          - name: update-nightly-helm
            image: alpine/k8s:1.28.0
            command: ["/bin/sh", "-c","helm upgrade -n kubecost-nightly kubecost-nightly --repo https://kubecost.github.io/nightly-helm-chart cost-analyzer --history-max 256"]
            imagePullPolicy: IfNotPresent