Expose formatEnvVarValue function that stringifies a value to use as an env var

[acelaya]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 11 lines in your changes missing coverage. Please review.

Project coverage is 64.36%. Comparing base (7815fa6) to head (aaadd3c).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
functions/functions.php	0.00%	11 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main      #37      +/-   ##
============================================
- Coverage     66.66%   64.36%   -2.30%     
  Complexity       19       19              
============================================
  Files             5        5              
  Lines            84       87       +3     
============================================
  Hits             56       56              
- Misses           28       31       +3     

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