refactor(controller): remove most dependencies from controller

[heiruwu]

Because

• reduce dependency cycle between controller-model and model-backend

This commit

• remove resource updating from model-backend to controller-model to avoid api calls cycle
• update public deploy/undeploy methods to change the desire state only, and let controller-model handle the actual deployment request
• update integration-test regarding to the deploy/undeploy public methods

[linear]

INS-1570 refactor public/private model deploy/undeploy

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +0.02% 🎉

Comparison is base (6a01138) 1.56% compared to head (2481315) 1.59%.

❗ Current head 2481315 differs from pull request most recent head 67b87fd. Consider uploading reports for the commit 67b87fd to get more accurate results

Additional details and impacted files

@@           Coverage Diff            @@
##            main    #405      +/-   ##
========================================
+ Coverage   1.56%   1.59%   +0.02%     
========================================
  Files         11      11              
  Lines       5160    5070      -90     
========================================
  Hits          81      81              
+ Misses      5058    4968      -90     
  Partials      21      21              

Flag	Coverage Δ
unittests	1.59% <0.00%> (+0.02%)	⬆️

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

Files Changed	Coverage Δ
pkg/handler/private_handler.go	0.00% <0.00%> (ø)
pkg/handler/public_handler.go	0.00% <0.00%> (ø)
pkg/service/service.go	11.72% <0.00%> (+0.25%)	⬆️
pkg/service/worker.go	0.00% <0.00%> (ø)

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