Pre-release fixes

[clane9]

Cleanup and fixes before v2.0 release.

[codecov]

Codecov Report

Attention: Patch coverage is 96.77419% with 1 line in your changes missing coverage. Please review.

Project coverage is 95.98%. Comparing base (6892ed1) to head (99759f3).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
bids2table/_pathlib.py	90.90%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #50      +/-   ##
==========================================
+ Coverage   94.62%   95.98%   +1.35%     
==========================================
  Files           6        6              
  Lines         428      423       -5     
==========================================
+ Hits          405      406       +1     
+ Misses         23       17       -6     

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