Addijitter

[heckj]

Description

Adds a jitter value to the delay in a retry backoff so that there isn't a possibility of hammering concurrently. +/- 5% of base value, never below 0, never above max.

Motivation and Context

resolves #50

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected. Examples include renaming parameters in public API, removing public API, or adding a new parameter to public API without a default value.)

Checklist

• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.
• I have run ./scripts/preflight.bash and it passed without errors.

[codecov]

Codecov Report

Attention: Patch coverage is 87.17949% with 5 lines in your changes missing coverage. Please review.

Project coverage is 72.90%. Comparing base (7875473) to head (c7cd3af).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
Sources/Formic/Backoff.swift	86.84%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #51      +/-   ##
==========================================
+ Coverage   72.44%   72.90%   +0.46%     
==========================================
  Files          20       20              
  Lines        1223     1255      +32     
==========================================
+ Hits          886      915      +29     
- Misses        337      340       +3     

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