Allow scheduling worker invocations #4553

Job	Run time
build-and-test	14m 54s
cli-tests	15m 26s
integration-tests	13m 34s
docker-targets-build (${{ matrix.platform.platform }})	0s
Publish binaries of ${{ matrix.project }}	0s
sharding-tests	11m 34s
wasm-rpc-stub	1m 5s
worker-tests-group1	8m 9s
docker-publish	0s
worker-tests-group2	3m 36s
worker-tests-group3	4m 25s
worker-tests-group4	29m 13s
worker-tests-group5	8m 4s
worker-tests-group6	16m 40s
worker-tests-group7	6m 8s
worker-tests-group8	12m 58s
publish	1s
publish-slack-notification	1s
	2h 25m 48s

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