Only setup node if running playwright tests #50

Job	Run time
Set Version	1s
Build UI / publish-ui	2m 43s
Build hgweb / publish-hgweb	43s
Build API / publish-api	2m 34s
Build hgweb / deploy-hgweb	0s
Deploy Staging / deploy	10s
Deploy Staging / Verify API Published	1m 25s
Deploy Staging / Verify UI Published	35s
Integration tests (ubuntu-latest, 6) / Test ubuntu-latest for Mercurial 6 on staging	30m 24s
Integration tests (windows-latest, 3) / Test windows-latest for Mercurial 3 on staging	27m 33s
Integration tests (ubuntu-latest, 3) / Test ubuntu-latest for Mercurial 3 on staging	21m 18s
Integration tests (windows-latest, 6) / Test windows-latest for Mercurial 6 on staging	24m 59s
Deploy Production / deploy	1s
Deploy Production / Verify ${{ matrix.verify.name }} Published	1s
Generate Release	1s
	1h 52m 28s

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