readme me modified for node pool creation

app-dev/devops-and-containers/oke/oke-rm/README.md

@@ -56,7 +56,15 @@ By using this feature, we can modify the stack we deployed in Step 2 and add the
 
 ![Edit Terraform configurations](images/edit_oci_stack.png)
 
-Instructions on how to modify the stack and add node pools can be found in the comments of the oke.tf file.
+Instructions on how to modify the stack and add node pools can be found in comments on the bottom of the <code>oke.tf</code> file. Set <code>create = true</code> on the pool you want to be added by Terraform.
+
+Alternatively, clone this repo locally and edit <code>oke.tf</code> file to add a node pool and then load the folder including the modified Terraform to your RM stack:
+
+![Edit Terraform configurations](images/edit_stack_with_source.png)
+
+After adding the Terraform source save and apply the stack.Now, the RM should add the new pool:
+
+![Edit Terraform configurations](images/node_pool_create.png)
 
 ### Option 3.2: Create the OKE data plane with Ubuntu nodes