Athena: Initial POC integration #20952

Job	Run time
filter-changes	3s
lint	4m 4s
coverage	17m 39s
build (ubuntu-22.04)	2m 26s
quicktests	3m 1s
unittests (ubuntu-22.04)	19m 9s
build (ubuntu-latest-arm-8-cores)	3m 23s
unittests (ubuntu-latest-arm-8-cores)	19m 5s
unittests (self-hosted, macOS, ARM64, go-spacemesh)	18m 55s
build (macos-13)	4m 50s
build (self-hosted, macOS, ARM64, go-spacemesh)	42s
ci-status	8s
	1h 33m 25s

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