Serve API to return poet registrations state #20947

Job	Run time
filter-changes	3s
quicktests	2m 40s
coverage	20m 44s
lint	3m 54s
build (ubuntu-22.04)	2m 35s
unittests (ubuntu-22.04)	25m 52s
build (ubuntu-latest-arm-8-cores)	3m 50s
build (macos-13)	4m 33s
unittests (ubuntu-latest-arm-8-cores)	32m 26s
unittests (self-hosted, macOS, ARM64, go-spacemesh)	21m 27s
build (self-hosted, macOS, ARM64, go-spacemesh)	36s
unittests (windows-2022)	33m 35s
build (windows-2022)	3m 54s
ci-status	5s
	2h 36m 14s

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