Update CI checks with ruff

[norlandrhagen]

Addresses #41

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.12%. Comparing base (eb076cd) to head (3f9cc15).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #54   +/-   ##
=======================================
  Coverage   88.12%   88.12%           
=======================================
  Files          13       13           
  Lines         893      893           
=======================================
  Hits          787      787           
  Misses        106      106           

Flag	Coverage Δ
unittests	88.12% <ø> (ø)

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[TomNicholas]

Thanks!