Show warnings as errors

[ptoffy]

No description provided.

[0xTim]

Looks good but looks like we have some issues to fix 😆

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 83.28%. Comparing base (0601ef5) to head (cebdea8).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ources/JWTKit/Utilities/CustomizedJSONCoders.swift	50.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #193   +/-   ##
=======================================
  Coverage   83.28%   83.28%           
=======================================
  Files          60       60           
  Lines        1424     1424           
=======================================
  Hits         1186     1186           
  Misses        238      238           

Files with missing lines	Coverage Δ
Sources/JWTKit/Claims/LocaleClaim.swift	100.00% <ø> (ø)
...ources/JWTKit/Utilities/CustomizedJSONCoders.swift	50.00% <50.00%> (ø)