try to add ostemplate to templatelist

app/UI/CustomTemplate/Pages/CustomTemplateDataTable.php

@@ -70,7 +70,8 @@ class CustomTemplateDataTable extends DataTable implements ClientArea
     {
         $this->addColumn((new Column('name')))
             ->addColumn((new Column('description')))
-            ->addColumn((new Column('disk')));
+            ->addColumn((new Column('disk')))
+            ->addColumn((new Column('osTemplate')));
     }
 
     public function replaceFieldDescription($key, $row)