feat: configurable image via spec

[KevFan]

Resolves #78

[codecov-commenter]

Codecov Report

Merging #93 (766cb00) into main (fdb0c52) will increase coverage by 1.25%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #93      +/-   ##
==========================================
+ Coverage   52.24%   53.50%   +1.25%     
==========================================
  Files          12       11       -1     
  Lines         867      884      +17     
==========================================
+ Hits          453      473      +20     
+ Misses        374      372       -2     
+ Partials       40       39       -1     

Flag	Coverage Δ
integration	53.84% <100.00%> (+0.14%)	⬆️
unit	53.32% <100.00%> (+1.88%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
api/v1alpha1 (u)	100.00% <100.00%> (ø)
pkg/helpers (u)	9.75% <ø> (ø)
pkg/log (u)	31.81% <ø> (ø)
pkg/reconcilers (u)	29.38% <100.00%> (+2.78%)	⬆️
pkg/limitador (u)	72.87% <100.00%> (+0.85%)	⬆️
controllers (i)	53.84% <100.00%> (+0.14%)	⬆️

Files Changed	Coverage Δ
api/v1alpha1/limitador_types.go	100.00% <100.00%> (ø)
controllers/limitador_controller.go	46.69% <100.00%> (+0.25%)	⬆️
pkg/limitador/k8s_objects.go	72.87% <100.00%> (+1.14%)	⬆️
pkg/reconcilers/deployment.go	29.62% <100.00%> (+7.71%)	⬆️

[KevFan]

Closing this as we've decided against allowing this directly in the spec as this is mainly a developer / testing configuration. Will create an RFC to decide the best way to allow for this via some other means rather than directly through the CRD spec