Improvements and optimisations

[dlampsi]

No description provided.

[codecov-commenter]

Codecov Report

Merging #12 (522956b) into main (8d9d16a) will decrease coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #12      +/-   ##
==========================================
- Coverage   93.91%   93.85%   -0.06%     
==========================================
  Files           4        4              
  Lines         345      342       -3     
==========================================
- Hits          324      321       -3     
  Misses         15       15              
  Partials        6        6              

Impacted Files	Coverage Δ
adc.go	84.14% <100.00%> (+0.19%)	⬆️
group.go	97.27% <100.00%> (-0.04%)	⬇️
user.go	93.54% <100.00%> (-0.21%)	⬇️

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