Small fixes in prep for v4 self-hosting (#2018) #2266

Job	Run time
typecheck / typecheck	4m 51s
units / 🧪 Unit Tests	13m 32s
publish-worker / build (coordinator)	1m 35s
publish-webapp / publish	2m 56s
publish-worker / build (docker-provider)	1m 0s
publish-worker / build (kubernetes-provider)	48s
publish-worker-v4 / build (supervisor)	1m 40s
	26m 22s

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