Distributed verification #987

Job	Run time
quicktests	28s
lint	19s
unittests (ubuntu-latest)	1m 39s
unittests (self-hosted, linux, arm64)	1m 35s
coverage	1m 23s
unittests (macos-latest)	2m 4s
unittests (self-hosted, macos, arm64)	1m 14s
unittests (windows-latest)	5m 17s
Build postcli (ubuntu-latest)	46s
Build postcli (self-hosted, linux, arm64)	17s
Build postcli (macos-latest)	49s
Build postcli (self-hosted, macos, arm64)	24s
Build postcli (windows-latest)	1m 32s
Publish release	0s
	17m 47s

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