feat: add delete flag

[patricktalmeida]

This PR covers discussion on #38.

[codecov-commenter]

Codecov Report

Attention: 153 lines in your changes are missing coverage. Please review.

Comparison is base (d55b4a9) 52.73% compared to head (5c185ba) 50.11%.

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #120      +/-   ##
==========================================
- Coverage   52.73%   50.11%   -2.62%     
==========================================
  Files          18       19       +1     
  Lines        1591     1684      +93     
==========================================
+ Hits          839      844       +5     
- Misses        625      700      +75     
- Partials      127      140      +13     

Files	Coverage Δ
pkg/kor/filter_options.go	35.08% <100.00%> (ø)
pkg/kor/kor.go	44.96% <33.33%> (ø)
pkg/kor/multi.go	0.00% <0.00%> (ø)
pkg/kor/exporter.go	5.71% <0.00%> (ø)
pkg/kor/serviceaccounts.go	63.86% <42.85%> (-2.52%)	⬇️
pkg/kor/services.go	60.00% <42.85%> (-6.67%)	⬇️
pkg/kor/confimgmaps.go	66.66% <53.84%> (-2.57%)	⬇️
pkg/kor/deployments.go	54.16% <45.45%> (-5.84%)	⬇️
pkg/kor/hpas.go	49.42% <53.84%> (-2.96%)	⬇️
pkg/kor/ingresses.go	60.21% <53.84%> (-3.12%)	⬇️
... and 8 more

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

[luisdavim]

LGTM, thanks