mutation.yaml

apiVersion: kyverno.io/v1
kind: ClusterPolicy
metadata:
  name: image-pull-policy-always
spec:
  rules:
    - name: image-pull-policy-latest
      match:
        resources:
          kinds:
            - Pod
      mutate:
        overlay:
          spec:
            containers:
              - (image): "*:latest"
                imagePullPolicy: "Always"