Switching HTTP adapter

[superchilled]

This PR:

• Changes the HTTP adapter from Net::HTTP to Net::HTTP::Persistent
• Fixes an issue with a dependency (ruby-jwt)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (16e948f) 98.06% compared to head (5da98e5) 98.06%.

❗ Current head 5da98e5 differs from pull request most recent head 052f1fa. Consider uploading reports for the commit 052f1fa to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #304   +/-   ##
=======================================
  Coverage   98.06%   98.06%           
=======================================
  Files         119      119           
  Lines        2170     2170           
=======================================
  Hits         2128     2128           
  Misses         42       42           

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