Enterprise Sales Management (ESM) Guided Journey Base Components Sample Code/Documentation

In the Enterprise Sales Management Application of CME Industry, we have a guided journey introduced to create enterprise quotes by adding locations/subscribers.

Has anyone come across the documentation of ESM Guided Journey Base Components or the code samples? If Yes, Please do share..

I have a requirement to customize/extend the base component by creating a custom LWC component.

ESM Guided Journey:

Few Base Components:

Regards

Reddy Kumar