add backup for production jupyter

fleet.yaml

@@ -34,15 +34,15 @@ targetCustomizations:
   - name: jupyterjsc-production
     clusterSelector:
       matchLabels:
-        name: jupyterjsc-production
+        name: jupyterjsc-prod
     helm:
       values:
         nodeSelector:
           worker: "true"
         database:
-          host: postgresql.database.svc
+          host: postgresql-pooler.database.svc
         persistence:
           path: /nfs/database-backups/jupyterjsc-production
         pgpassword:
-          name: postgresql
-          key: postgres-password
+          name: postgres.postgresql.credentials.postgresql.acid.zalan.do
+          key: password