Launch.json test-mode #1821

Job	Run time
check commits	5m 7s
backend build on ubuntu-latest	8m 24s
integration test	16m 17s
backend build on windows-latest	19m 14s
frontend tests on ubuntu-latest	4m 49s
backend build on macOS-latest	6m 55s
frontend tests on windows-latest	11m 23s
lint	3m 22s
frontend tests on macOS-latest	4m 47s
RPC proto compilation check	8m 45s
check release notes updated	5s
unit tests	5m 10s
unit-race	5m 55s
	1h 40m 13s

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