chore: build docs in earthly #5883

Job	Run time
setup / start-builder	1m 8s
setup / setup	58s
build	1m 6s
noir-projects	14s
bb-native-tests	13s
yarn-project-formatting	21s
bb-bench-binaries	15s
docs-preview	3m 34s
yarn-project-test	17s
setup-bench / start-builder	1m 5s
e2e (e2e-browser)	1m 28s
e2e (e2e-docs-examples)	56s
e2e (e2e-sandbox-example)	1m 28s
e2e (e2e-tests)	22s
e2e (flakey-e2e-tests)	22s
e2e (guides-dapp-testing)	2m 48s
e2e (guides-writing-an-account-contract)	1m 1s
e2e (integration-l1-publisher)	1m 51s
e2e (pxe)	41s
e2e (uniswap-trade-on-l1-from-l2)	5m 41s
setup-bench / setup	26s
bb-bench	13s
merge-check	1s
notify	0s
	26m 29s

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