Increase lib cover requirement to 100%

[bdraco]

All the coverage issues have been worked out

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.47%. Comparing base (6c0f300) to head (0bcb6e5).
Report is 2 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master       #8       +/-   ##
===========================================
+ Coverage   69.07%   86.47%   +17.39%     
===========================================
  Files          12       13        +1     
  Lines         540      584       +44     
  Branches       27       50       +23     
===========================================
+ Hits          373      505      +132     
+ Misses        140       63       -77     
+ Partials       27       16       -11     

Flag	Coverage Δ
CI-GHA	86.13% <ø> (+17.05%)	⬆️
MyPy	69.07% <ø> (ø)
OS-Linux	99.11% <ø> (?)
OS-Windows	96.29% <ø> (?)
OS-macOS	96.88% <ø> (?)
Py-3.10.11	96.88% <ø> (?)
Py-3.10.15	98.66% <ø> (?)
Py-3.11.10	98.66% <ø> (?)
Py-3.11.9	96.88% <ø> (?)
Py-3.12.6	98.66% <ø> (?)
Py-3.13.0-rc.3	98.66% <ø> (?)
Py-3.8.10	78.22% <ø> (?)
Py-3.8.18	80.00% <ø> (?)
Py-3.9.13	96.88% <ø> (?)
Py-3.9.20	98.66% <ø> (?)
Py-pypy7.3.11	94.17% <ø> (?)
Py-pypy7.3.16	94.17% <ø> (?)
Py-pypy7.3.17	94.17% <ø> (?)
VM-macos-latest	96.88% <ø> (?)
VM-ubuntu-latest	99.11% <ø> (?)
VM-windows-latest	96.29% <ø> (?)
pytest	99.11% <ø> (?)

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