[docs] add a readme packaged with helm charts and don't set helm releases as latest in github

[eljohnson92]

General:

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• Have you checked to ensure there aren't other open or closed Pull Requests for the same bug/feature/question?

Pull Request Guidelines:

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2. Have you added tests?
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.39%. Comparing base (280f94b) to head (9f4ff99).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #412   +/-   ##
=======================================
  Coverage   75.39%   75.39%           
=======================================
  Files          16       16           
  Lines        2983     2983           
=======================================
  Hits         2249     2249           
  Misses        545      545           
  Partials      189      189           

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