# ------------------------------------------------------------------------ from alpine:3.15 add alpine-minirootfs-3.15.0-x86_64.tar.gz /layer/ workdir /layer run apk update run apk add -p . musl lvm2 lvm2-dmeventd udev cryptsetup e2fsprogs btrfs-progs run rm -rf usr/share/apk var/cache/apk entrypoint ["sh","-c","find |cpio -H newc -o |base64"]