how to enable workplan versioning? is it possible?

Summary:

We want to have the workplan versions so we can have multiple workplan that we can update and choose from based from the planning we have.

Content (please ensure you mask any confidential information):

Once we have planned resources, we are going to baseline the project plan and have the budget automatically baselined. If there are changes in the resources/staffing, we will update the workplan and then baseline it again. We want to go back to previous versions of workplan. Is it possible? Or do we need to use the budgets instead?

Version (include the version you are using, if applicable):