k3s-cluster/kubernetes/main/apps/database/postgresql/cluster/scheduledbackup.yaml

---
# yaml-language-server: $schema=https://kubernetes-schemas.pages.dev/postgresql.cnpg.io/scheduledbackup_v1.json
apiVersion: postgresql.cnpg.io/v1
kind: ScheduledBackup
metadata:
  name: postgres
  namespace: database
spec:
  schedule: "@daily"
  immediate: true
  backupOwnerReference: self
  cluster:
    name: postgres16