Migrate project to pixi

[mattwthompson]

Description

Provide a brief description of the PR's purpose here.

Checklist

• Add tests
• Lint
• Update docstrings

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.25%. Comparing base (0074d17) to head (4342238).
Report is 2 commits behind head on main.

❗ There is a different number of reports uploaded between BASE (0074d17) and HEAD (4342238). Click for more details.

HEAD has 272 uploads less than BASE

Flag	BASE (0074d17)	HEAD (4342238)
	274	2

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1093      +/-   ##
==========================================
- Coverage   93.60%   88.25%   -5.36%     
==========================================
  Files          70       70              
  Lines        6039     6036       -3     
==========================================
- Hits         5653     5327     -326     
- Misses        386      709     +323     

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