Add build step for cloudbuild workflow #282

Job	Run time
storybook	2m 18s
format	1m 12s
lint	1m 49s
compile (macos-latest)	4m 51s
compile (ubuntu-20.04)	2m 20s
compile (windows-latest)	5m 41s
test	2m 9s
test-types	1m 9s
build-and-test-app (macos-latest)	5m 14s
build-and-test-app (ubuntu-20.04)	3m 41s
build-and-test-app (windows-latest)	8m 35s
preview-web	32s
e2e-web	3m 44s
release-web-prod	0s
release-app	0s
	43m 15s

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