apiVersion: kyverno.io/v1
kind: ClusterPolicy
metadata:
  name: default-cronjob-history
spec:
  rules:
    - name: set-cronjob-history
      match:
        any:
          - resources:
              kinds:
                - CronJob

      mutate:
        patchStrategicMerge:
          spec:
            +(successfulJobsHistoryLimit): 1
            +(failedJobsHistoryLimit): 2