feat: implement simple exponential backoff for retries

[rach-id]

Overview

Checklist

• New and updated code has appropriate documentation
• New and updated code has new and/or updated testing
• Required CI checks are passing
• Visual proof for any user facing features like CLI or documentation updates
• Linked issues closed with keywords

[codecov-commenter]

Codecov Report

Merging #302 (b81de35) into main (a94d637) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #302      +/-   ##
==========================================
+ Coverage   43.17%   43.20%   +0.02%     
==========================================
  Files          26       26              
  Lines        1948     1949       +1     
==========================================
+ Hits          841      842       +1     
  Misses        991      991              
  Partials      116      116              

Impacted Files	Coverage Δ
helpers/retrier.go	92.85% <100.00%> (+0.26%)	⬆️

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[evan-forbes]

cool!