more sophisticated model colour algorithm

[rozyczko]

Required in the multi-plotting branch

[github-actions]

This pull request does not contain a valid label. Please add one of the following labels: ['chore', 'fix', 'bugfix', 'bug', 'enhancement', 'feature', 'dependencies', 'documentation']

[codecov]

Codecov Report

❌ Patch coverage is 58.97436% with 16 lines in your changes missing coverage. Please review.
✅ Project coverage is 89.21%. Comparing base (072f43b) to head (25c54c3).

Files with missing lines	Patch %	Lines
src/easyreflectometry/model/model_collection.py	58.97%	9 Missing and 7 partials ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #285      +/-   ##
===========================================
- Coverage    89.61%   89.21%   -0.41%     
===========================================
  Files           44       44              
  Lines         2349     2382      +33     
  Branches       271      280       +9     
===========================================
+ Hits          2105     2125      +20     
- Misses         195      202       +7     
- Partials        49       55       +6     

Flag	Coverage Δ
unittests	89.21% <58.97%> (-0.41%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
src/easyreflectometry/model/model_collection.py	70.66% <58.97%> (-7.91%)	⬇️

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.