* Add 2 additional steps between the loader steps
* Support onChange callback
* Add loader progress transition
* Add smooth transition story
* Set the initial percentage to 5 to make the transition smoother
* Add changefile(s) from automation for the following project(s): @woocommerce/onboarding, woocommerce
* Add smooth-transition class to the progressbar
* Fix lint
* Update AssembleHubLoader
* Fix e2e
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Co-authored-by: github-actions <github-actions@github.com>
Co-authored-by: Chi-Hsuan Huang <chihsuan.tw@gmail.com>
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