/claim #764

What kind of change does this PR introduce?

Gitbook User Documentation Update

Summary

As the user guide on Gitbook was old & new features were added to OpenAdapt. The documentation needed a rework with images.

Checklist

• My code follows the style guidelines of OpenAdapt
• I have performed a self-review of my code
• If applicable, I have added tests to prove my fix is functional/effective
• I have linted my code locally prior to submission
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (e.g. README.md, requirements.txt)
• New and existing unit tests pass locally with my changes

How can your code be run and tested?

Other information