Add packaging and wheels groups, cibuildwheel config, fix dev group

[jeromekelleher]

Replace wheels.yml with shared build-wheels approach; remove docker directory

Remove .prekignore (superseded by prek.toml exclude stanza)

Remove wheels from dev dependency group

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.22%. Comparing base (bf5a61b) to head (705c7c1).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1099   +/-   ##
=======================================
  Coverage   90.22%   90.22%           
=======================================
  Files          19       19           
  Lines        7092     7092           
  Branches     1170     1170           
=======================================
  Hits         6399     6399           
  Misses        562      562           
  Partials      131      131           

Flag	Coverage Δ
C	81.41% <ø> (ø)
c-python	58.57% <ø> (ø)
python-tests	95.66% <ø> (ø)

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Components	Coverage Δ
Python API	95.78% <ø> (ø)
Python C interface	66.66% <ø> (ø)
C library	88.58% <ø> (ø)

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