Audit Enabling / Disabling Workflows

[elias-ba]

Description

This PR introduces a function that allows to write audit logs when a workflow is enabled or disabled. That function is used in the Workflows.save_workflow/2 function as a step in the Ecto.Multi to achieve atomicity.

Closes #2697

Validation steps

1. Toggle the enable / disable state of a workflow
2. Save
3. See the action written in the audit logs

Additional notes for the reviewer

AI Usage

Please disclose how you've used AI in this work (it's cool, we just want to know!):

• Code generation (copilot but not intellisense)
• Learning or fact checking
• Strategy / design
• Optimisation / refactoring
• Translation / spellchecking / doc gen
• Other
• I have not used AI

You can read more details in our Responsible AI Policy

Pre-submission checklist

• I have performed a self-review of my code.
• I have implemented and tested all related authorization policies. (e.g., :owner, :admin, :editor, :viewer)
• I have updated the changelog.
• I have ticked a box in "AI usage" in this PR

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.08%. Comparing base (19bd2bf) to head (f5db4db).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2715      +/-   ##
==========================================
- Coverage   91.11%   91.08%   -0.03%     
==========================================
  Files         333      333              
  Lines       11794    11806      +12     
==========================================
+ Hits        10746    10754       +8     
- Misses       1048     1052       +4     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.