Separate ViewModel in different projects

[SoftEntwickler]

Is your feature request related to a problem? Please describe.

Use of View related stuff in ViewModel blocks the easy move to other UI-Frameworks, aggravates clean separation of concerns and deteriorates the overview.

Describe the solution you'd like

I'd like to have a separate project for ViewModels in the solution.

Describe alternatives you've considered

No response

Additional context

No response

Applies to the following platforms:

• [x] WinUI
• [x] WPF
• [x] UWP