Add log file rotation

[gandarez]

This PR introduces log file rotation to limit its file size. The default settings are 25MB per file and maximum of 4 backups.

Closes #1063

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 63.20%. Comparing base (910dd41) to head (c4bfa8c).
Report is 2 commits behind head on develop.

@@             Coverage Diff             @@
##           develop    #1125      +/-   ##
===========================================
+ Coverage    63.18%   63.20%   +0.01%     
===========================================
  Files          386      386              
  Lines        16881    16882       +1     
===========================================
+ Hits         10666    10670       +4     
+ Misses        5646     5644       -2     
+ Partials       569      568       -1     

Flag	Coverage Δ
unittests	63.20% <100.00%> (+0.01%)	⬆️

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Files with missing lines	Coverage Δ
cmd/run.go	47.60% <100.00%> (+1.21%)	⬆️
pkg/log/log.go	50.53% <ø> (ø)

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