build.sh


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#!/bin/sh

set -e

cd "$(dirname "$0")"

trap 'rm -rf tmp' EXIT
rm -rf tmp

buildah bud -t rebel-rootfs --squash
buildah push rebel-rootfs dir:tmp
buildah rmi rebel-rootfs

digest="$(jq -r '.layers[0].digest' <tmp/manifest.json | cut -d: -f2)"
mv -f "tmp/$digest" rootfs.tar.gz