buildx failed with: ERROR: failed to solve: process "/bin/sh -c set -e -x; tini_base=https://github.com/krallin/tini/releases/download/; busybox_base=https://busybox.net/downloads/; apk update; apk add alpine-sdk dpkg; mkdir -p /opt/bin; arch=\"$(dpkg --print-architecture | rev | cut -d- -f1 | rev)\"; wget \"$tini_base/v$ENVHTTPD_TINI_VERSION/tini-static-$arch\" -O /opt/bin/tini; wget \"$busybox_base/busybox-$ENVHTTPD_BUSYBOX_VERSION.tar.bz2\" -O /build/busybox.tar.bz2; cd busybox; tar -x --strip-components=1 -f ../busybox.tar.bz2; make; ./make_single_applets.sh; make V=1 install" did not complete successfully: exit code: 2