feat: add new macro to support async client #443

Job	Run time
security-audit	3m 9s
build-examples (ubuntu-latest)	2m 18s
linters (ubuntu-latest)	2m 40s
unit-test (ubuntu-latest)	3m 49s
linters (macos-latest)	1m 22s
build-examples (macos-latest)	1m 49s
unit-test (macos-latest)	2m 3s
build-examples (windows-2019)	6m 56s
unit-test (windows-2019)	6h 0m 9s
ci	0s
	6h 24m 15s

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