Add version in module basepath

[jourdain]

What is the feature or improvement?

This will enable AnyWidget version handling

Category

Core Logic (Source code changes)

The 'Why'

See trame maintenance issue for reference.

Proposed Example / Implementation

See Web versioning section in Kitware/trame#842

Upstream Considerations

• This requires a change in the upstream project first
• I am willing to contribute an example or PR for this

Additional Context

No response