Worker client replacement (#517) #921

Job	Run time
build-lint-test (3.8, ubuntu-latest)	10m 59s
build-lint-test (3.8, ubuntu-arm)	8m 59s
build-lint-test (3.8, macos-intel)	9m 48s
build-lint-test (3.8, windows-latest)	13m 50s
build-lint-test (3.12, ubuntu-latest)	11m 49s
build-lint-test (3.12, ubuntu-arm)	8m 32s
build-lint-test (3.12, macos-intel)	11m 11s
build-lint-test (3.12, macos-arm)	5m 48s
build-lint-test (3.12, windows-latest)	13m 44s
features-tests / test	7m 37s
	1h 42m 17s

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