feat: set custom styles

[aymanbagabas]

Move styles to a per logger instance bases.

[codecov]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (7472e59) 78.40% compared to head (e078949) 80.25%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #84      +/-   ##
==========================================
+ Coverage   78.40%   80.25%   +1.85%     
==========================================
  Files          10       10              
  Lines         639      699      +60     
==========================================
+ Hits          501      561      +60     
  Misses        125      125              
  Partials       13       13              

Files	Coverage Δ
logger.go	85.91% <100.00%> (+0.69%)	⬆️
styles.go	100.00% <100.00%> (+14.28%)	⬆️
pkg.go	85.00% <33.33%> (-1.60%)	⬇️
text.go	64.86% <91.66%> (+1.38%)	⬆️

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.