feat(k8s): rework kubeconfig handling

[jtherin]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 58.56777% with 162 lines in your changes missing coverage. Please review.
✅ Project coverage is 56.25%. Comparing base (5bf53e0) to head (eed133c).
⚠️ Report is 845 commits behind head on master.

Files with missing lines	Patch %	Lines
internal/namespaces/k8s/v1/custom_kubeconfig.go	49.48%	121 Missing and 25 partials ⚠️
...nal/namespaces/k8s/v1/custom_kubeconfig_install.go	90.00%	2 Missing and 3 partials ⚠️
...ternal/namespaces/k8s/v1/custom_execcredentials.go	33.33%	2 Missing and 2 partials ⚠️
...nternal/namespaces/k8s/v1/custom_kubeconfig_get.go	85.71%	2 Missing and 2 partials ⚠️
internal/namespaces/k8s/v1/custom.go	78.57%	3 Missing ⚠️

❗ There is a different number of reports uploaded between BASE (5bf53e0) and HEAD (eed133c). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (5bf53e0)	HEAD (eed133c)
	2	1

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #4137       +/-   ##
===========================================
- Coverage   75.45%   56.25%   -19.20%     
===========================================
  Files         202      307      +105     
  Lines       44323    78336    +34013     
===========================================
+ Hits        33444    44071    +10627     
- Misses       9653    32838    +23185     
- Partials     1226     1427      +201     

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[remyleone]

Could you add documentation in the README about the feature you are trying to use? It could be a dedicated tutorial as well.

[jtherin]

For customer view, norhing really changes, it still using old commands