Merge pull request #921 from keithc-ca/libz #158

Job	Run time
Prepare the run	11s
alpine-linux-x64	0s
docs / build (debug)	1m 2s
linux-x64 / build (debug)	1m 3s
linux-x64-hs-minimal / build (debug)	1m 8s
linux-cross-compile / build (aarch64)	3m 54s
linux-x64 / build (release)	1m 9s
linux-cross-compile / build (arm)	4m 14s
linux-cross-compile / build (s390x)	3m 41s
linux-cross-compile / build (ppc64le)	4m 20s
linux-x64-hs-nopch / build (debug)	1m 8s
linux-x64-hs-optimized / build (debug)	1m 12s
linux-cross-compile / build (riscv64)	3m 29s
linux-x64-hs-zero / build (debug)	1m 20s
macos-aarch64 / build (debug)	1m 16s
windows-aarch64 / build (debug)	3m 19s
macos-x64 / build (debug)	2m 3s
macos-aarch64 / build (release)	1m 8s
windows-aarch64 / build (release)	2m 51s
macos-x64 / build (release)	2m 0s
windows-x64 / build (debug)	3m 16s
windows-x64 / build (release)	2m 58s
linux-x64	0s
macos-aarch64	0s
windows-x64	0s
	46m 42s

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