Build binaries

Compatibility updates for v2 in README (#6316) #9

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Job	Run time
generate-matrix	4s
build-binaries-linux-amd64	4m 22s
build-binaries-linux-arm64	4m 35s
build-binaries-linux-s390x	4m 34s
build-binaries-linux-ppc64le	6m 57s
build-binaries-darwin-amd64	4m 28s
build-binaries-darwin-arm64	4m 33s
build-binaries-windows-amd64	1m 4s
	30m 37s