Create Service via UI GCP or Terraform, Account Google Cloud + iam Rules for support delete images recursive
Download service account key json
gcloud iam service-accounts keys create gcr-cleaner.json \
--iam-account=gcr-cleaner@zeus-14235464232132.iam.gserviceaccount.com
Add permission to bucket GCR
gsutil iam ch serviceAccount:gcr-cleaner@zeus-14235464232132.iam.gserviceaccount.com:objectCreator,objectAdmin,legacyBucketReader gs://asia.artifacts.zeus-14235464232132.appspot.com