rebase this chart on cnpg provided chart

charts/postgres-cluster/templates/scheduled-backup.yaml

@@ -1,9 +1,12 @@
 {{ if .Values.backup.enabled }}
+{{ $context := . -}}
+{{ range .Values.backup.scheduledBackups -}}
+---
 apiVersion: postgresql.cnpg.io/v1
 kind: ScheduledBackup
 metadata:
-  name: {{ include "cluster.name" . }}-scheduled-backup
-  namespace: {{ .Release.Namespace }}
+  name: {{ include "cluster.name" $context  }}-{{ .name }}-scheduled-backup
+  namespace: {{ include "cluster.namespace" $ }}
   labels:
     {{- include "cluster.labels" . | nindent 4 }}
   {{- with .Values.cluster.additionalLabels }}
@@ -11,8 +14,9 @@ metadata:
   {{- end }}
 spec:
   immediate: true
-  schedule: {{ .Values.backup.schedule }}
-  backupOwnerReference: self
+  schedule: {{ .schedule | quote }}
+  backupOwnerReference: {{ .backupOwnerReference }}
   cluster:
-    name: {{ include "cluster.name" . }}-cluster
+    name: {{ include "cluster.name" $context }}
+{{ end -}}
 {{ end }}