Add workflow to build binaries #5

Job	Run time
build-static (linux/arm/v7, armv7)	12s
build-static (linux/386, x86)	13s
build-static (linux/ppc64le, ppc64le)	14s
build-static (linux/amd64, amd64)	16s
build-static (linux/arm64, arm64)	17s
Ubuntu build	19s
build-static (linux/riscv64, riscv64)	14s
build-static (linux/s390x, s390x)	12s
	1m 57s

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