build

Add ES256K support (#90) #134

Job	Run time
osx (gcc)	2m 15s
osx (clang)	1m 33s
linux (gcc, fedora:latest, true)	1m 20s
linux (gcc, quay.io/centos/centos:stream9, true)	1m 26s
linux (gcc, quay.io/centos/centos:stream8, true)	1m 45s
linux (gcc, debian:testing, true)	3m 3s
linux (gcc, debian:latest, true)	3m 5s
linux (gcc, ubuntu:rolling, true)	2m 47s
linux (gcc, ubuntu:jammy, true)	2m 30s
linux (gcc, ubuntu:focal, true)	2m 22s
linux (clang, fedora:latest, true)	1m 33s
linux (clang, quay.io/centos/centos:stream9, true)	2m 1s
linux (clang, quay.io/centos/centos:stream8, true)	2m 28s
linux (clang, debian:testing, true)	3m 15s
linux (clang, debian:latest, true)	3m 3s
linux (clang, ubuntu:rolling, true)	3m 22s
linux (clang, ubuntu:jammy, true)	2m 14s
linux (clang, ubuntu:focal, true)	3m 40s
linux (gcc, quay.io/fedora/fedora:rawhide, false)	1m 6s
linux (clang, quay.io/fedora/fedora:rawhide, false)	1m 10s
linux (gcc, ubuntu:devel, false)	3m 34s
linux (clang, ubuntu:devel, false)	3m 17s
linux (gcc, centos:7, true)	2m 16s
	55m 5s

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