feat: use workpool to reduce operator memory usage

[0xff-dev]

What type of PR is this?

/kind bug

What this PR does / why we need it

feat: use workpool to reduce operator memory usage

Which issue(s) this PR fixes

Fixes #

Special notes for your reviewer

[bjwswang]

@0xff-dev Revert the default manager memory, then run the tests.

[codecov[bot]]

Codecov Report

Merging #366 (c9e97a3) into main (a1cbc9d) will decrease coverage by 0.47%. The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #366      +/-   ##
==========================================
- Coverage   25.72%   25.25%   -0.47%     
==========================================
  Files          41       42       +1     
  Lines        4637     4723      +86     
==========================================
  Hits         1193     1193              
- Misses       3342     3428      +86     
  Partials      102      102              

Files	Coverage Δ
api/v1alpha1/component.go	94.28% <ø> (ø)
controllers/component_controller.go	0.00% <0.00%> (ø)
pkg/helm/helm_chart_workpool.go	0.00% <0.00%> (ø)

:mega: We’re building smart automated test selection to slash your CI/CD build times. Learn more

[0xff-dev]

According to local tests, limiting memory growth by workpool, the maximum memory used is 1.4G. so adjust the deployment's memory limit value to 1.5G.

[bjwswang]

According to local tests, limiting memory growth by workpool, the maximum memory used is 1.4G. so adjust the deployment's memory limit value to 1.5G.

Can you pls show your test details? From my point of view, 1.5G still too much...

[bjwswang]

@0xff-dev We can use this for v0.2.0. And do further optimizations at v0.2.x maybe