Add swagger support for JWT

[amirhessampourhossein]

I thought being able to insert the token inside swagger would be a good idea.
I also tried to remove the token requirement only for the GenerateToken api, but I couldn't find a way to achieve this.
what do you think ? @amantinband

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (5822811) 65.46% compared to head (6d77b27) 66.35%.

❗ Current head 6d77b27 differs from pull request most recent head 8c72e60. Consider uploading reports for the commit 8c72e60 to get more accurate results

Files	Patch %	Lines
...CleanArchitecture.Api/Controllers/ApiController.cs	66.66%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #22      +/-   ##
==========================================
+ Coverage   65.46%   66.35%   +0.89%     
==========================================
  Files          95       96       +1     
  Lines        1390     1412      +22     
  Branches       86       85       -1     
==========================================
+ Hits          910      937      +27     
+ Misses        439      435       -4     
+ Partials       41       40       -1     

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