Create a new SIdebar Menu Item in Frappe CRM

Hello,
I have just started using Frappe CRM.
And as per my requirement i want to create a new docType.
I wanted my sales users to access it from crm portal. To do so i think I need to add this doctype to the crm side menu bar.
Screenshot from 2025-07-11 14-21-27

Any Suggestions for this?