Add a stub method for cron job creation

pkg/cluster/cluster.go

@@ -296,6 +296,12 @@ func (c *Cluster) Create() error {
 		c.logger.Infof("databases have been successfully created")
 	}
 
+	if c.Postgresql.Spec.EnableLogicalBackup {
+		if err := c.createBackupCronJob(); err != nil {
+			return fmt.Errorf("could not create a k8s cron job for logical backups: %v", err)
+		}
+	}
+
 	if err := c.listResources(); err != nil {
 		c.logger.Errorf("could not list resources: %v", err)
 	}

pkg/cluster/resources.go

@@ -605,6 +605,12 @@ func (c *Cluster) createRoles() (err error) {
 	return c.syncRoles()
 }
 
+func (c *Cluster) createBackupCronJob() (err error) {
+	c.setProcessName("creating a k8s cron job for backups")
+
+	return nil
+}
+
 // GetServiceMaster returns cluster's kubernetes master Service
 func (c *Cluster) GetServiceMaster() *v1.Service {
 	return c.Services[Master]