Add `public`, `const`, and test on pre-release

[DanielVandH]

• Add public keywords for v1.11
• Add const fields using a macro for compatibility
• Test on pre-release
• Add docstring to Module
• Fix the .md files generated from literate files to match

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 94.57%. Comparing base (2bcadd8) to head (69e912e).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #140 +/- ## ======================================= Coverage 94.57% 94.57% ======================================= Files 94 94 Lines 9792 9796 +4 ======================================= + Hits 9261 9265 +4 Misses 531 531 ```

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