Refactored worker lifecycle to fix parallel activation issue #1868

Job	Run time
check	5m 34s
integration-tests	14m 53s
unit-tests	14m 50s
build	5m 56s
docker-targets-build (${{ matrix.platform.platform }})	0s
worker-tests-group1	4m 17s
cli-tests	20m 37s
worker-tests-group2	18m 3s
worker-tests-group3	8m 15s
sharding-tests	13m 48s
worker-tests-group4	7m 58s
worker-tests-group5	15m 32s
docker-publish	0s
publish	0s
	2h 9m 43s

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