Allow access to invocation via shared or published history

[mvdbeek]

I think this largely addresses #18695

How to test the changes?

(Select all options that apply)

• I've included appropriate automated tests.
• This is a refactoring of components with existing test coverage.
• Instructions for manual testing are as follows:
  1. [add testing steps and prerequisites here if you didn't write automated tests covering all your changes]

License

• I agree to license these and all my past contributions to the core galaxy codebase under the MIT license.

[mvdbeek]

Would be cool to have a review here. This is kind of important for published invocation pages.

[jmchilton]

Sorry for the delay - nice work! Thank you so much.