fix(api): return appropriate status for unauthorized requests

[hypnoglow]

Fixes #1095

Also added the test for both cases 😊

[simskij]

Excellent work! Thank you! I'll have a more thorough look at the code as soon as I get an opportunity.

[codecov]

Codecov Report

Merging #1116 (1ef1851) into main (1b405d4) will decrease coverage by 0.46%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1116      +/-   ##
==========================================
- Coverage   61.96%   61.49%   -0.47%     
==========================================
  Files          22       23       +1     
  Lines        1438     1470      +32     
==========================================
+ Hits          891      904      +13     
- Misses        463      482      +19     
  Partials       84       84              

Impacted Files	Coverage Δ
pkg/api/api.go	40.62% <100.00%> (ø)

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[piksel]

Looks really good. I have no idea how the commit manages to "decreases coverage by 0.46%" while also having 100% diff coverage...

[piksel]

@all-contributors please add @hypnoglow for code

[allcontributors]

@piksel

I've put up a pull request to add @hypnoglow! 🎉