✨ ABC Callback

[marcelwa]

Description

This PR adds an optional callback to ABC to fiction's CLI.

Checklist:

• The pull request only contains commits that are related to it.
• I have added appropriate tests and documentation.
• I have added a changelog entry.
• I have created/adjusted the Python bindings for any new or updated functionality.
• I have made sure that all CI jobs on GitHub pass.
• The pull request introduces no new warnings and follows the project's style guidelines.

[github-actions]

clang-tidy made some suggestions

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.13%. Comparing base (a363f8a) to head (774b488).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #605   +/-   ##
=======================================
  Coverage   98.13%   98.13%           
=======================================
  Files         232      232           
  Lines       35410    35410           
  Branches     1691     1691           
=======================================
  Hits        34748    34748           
  Misses        660      660           
  Partials        2        2           

see 2 files with indirect coverage changes

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[github-actions]

clang-tidy made some suggestions

[simon1hofmann]

Thanks a lot for the addition, just tested the abc callback again and it works without any issues.