* add scale implementation
* fine tune the logic and adjust e2e test
* fix tests and fine tune logic
* try to fix flaky verification
* allow zero size step
* fix scale down check
fix diff
update example and test data version
fix convert function
fix e2e for helm
clean up creationTimestamp in a hack way
fix ci
pending package suit test
fix group version
fix ci
fix ut
rename type to kind
fix example
fix conflicts
Co-authored-by: yangsoon <yangsoonlx@gmail.com>