IMPROVEMENT-12: Add code comments. Adjust unit tests.

[grafviktor]

No description provided.

[codecov]

Codecov Report

Attention: 22 lines in your changes are missing coverage. Please review.

Comparison is base (5beec3d) 9.94% compared to head (b6189d6) 10.38%.

Files	Patch %	Lines
internal/logger/logger.go	0.00%	8 Missing ⚠️
internal/ui/component/edithost/label_input.go	0.00%	6 Missing ⚠️
internal/config/config.go	0.00%	3 Missing ⚠️
internal/ui/component/edithost/edit_host.go	0.00%	2 Missing ⚠️
internal/state/state.go	0.00%	1 Missing ⚠️
internal/storage/yaml_storage.go	0.00%	1 Missing ⚠️
internal/ui/component/hostlist/list_item.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop      #22      +/-   ##
===========================================
+ Coverage     9.94%   10.38%   +0.44%     
===========================================
  Files           20       20              
  Lines          855      857       +2     
===========================================
+ Hits            85       89       +4     
+ Misses         765      763       -2     
  Partials         5        5              

Flag	Coverage Δ
go-1.19.x	10.17% <4.34%> (+0.23%)	⬆️
go-1.20.x	68.06% <100.00%> (+3.36%)	⬆️
macOS	10.17% <4.34%> (+0.21%)	⬆️
ubuntu	10.17% <4.34%> (+0.21%)	⬆️
unit	10.38% <4.34%> (+0.44%)	⬆️
windows	82.29% <100.00%> (+2.08%)	⬆️

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