* chore(ci): run V1 Build and Migration CLI test conditionally on CI
* chore(ci): extend lighthouse timeout to 5 minutes
* chore(ci): attempt to speed up build size check
* chore(ci): use different build command in build size check
* chore(ci): use only one locale in build size report workflow
* chore(ci): fix quotes, move build-script param down
* chore(ci): CI scripts cleanup, add Node 14 and 15 runs, bump checkout action
* chore(ci): attempt to fix Yarn v2 install
* chore(ci): another attempt to fix Yarn v2 install
* use local yarn-deduplicate
* move yarn config steps earlier
* remove localhost registry config
* revert changes, temporary remove lock update from postinstall
* revert to use Yarn v2 only for website build
* revert back localhost registry
* missing flag
* is it node 15 to blame?
* not running yarn v2 on workspace so lock update can be reverted
Bartosz Kaszubowski