ci: fixes

[DaniPopes]

Closes #317
Closes #318
Closes #319

[prestwich]

🤩

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (da9f1a4) 80.35% compared to head (c0d8c04) 80.64%.
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #320      +/-   ##
==========================================
+ Coverage   80.35%   80.64%   +0.29%     
==========================================
  Files          54       54              
  Lines        5996     6045      +49     
==========================================
+ Hits         4818     4875      +57     
+ Misses       1178     1170       -8     

Files	Coverage Δ
src/bit_arr.rs	21.35% <ø> (ø)
src/lib.rs	81.25% <ø> (ø)

... and 21 files with indirect coverage changes

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