add created at column

frontend/src/components/Instructors/configureInstructorsCols.tsx

@@ -73,6 +73,18 @@ export const loadColumns = async (
 
       editable: hasUpdatePermission,
     },
+    {
+      field: 'createdAt',
+      headerName: 'Created At',
+      flex: 1,
+      minWidth: 120,
+      filterable: false,
+      headerClassName: 'datagrid--header',
+      cellClassName: 'datagrid--cell',
+      valueFormatter: ({ value }) => new Date(value).toLocaleString(),
+      editable: false,
+    },
+
 
     {
       field: 'courses',