Updated Cron Job example

Author: eminalemdar

CronJob/simple.yaml

@@ -1,20 +1,21 @@
 ---
 # https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/
-apiVersion: batch/v1beta1
+apiVersion: batch/v1
 kind: CronJob
 metadata:
   name: cronjob-simple
 spec:
-  schedule: "*/1 * * * *"
+  schedule: "* * * * *"
   jobTemplate:
     spec:
       template:
         spec:
           containers:
-            - args:
+            - command:
                 - /bin/sh
                 - -c
                 - date; echo Hello from the Kubernetes cluster cronjob
-              image: busybox
+              image: busybox:1.28
+              imagePullPolicy: IfNotPresent
               name: cronjob-simple-container
           restartPolicy: OnFailure