buildx failed with: ERROR: failed to solve: process "/bin/sh -c set -eux; mkdir -p var/cache var/log var/data; composer dump-autoload --classmap-authoritative --no-dev; composer run-script --no-dev post-install-cmd; chmod +x bin/console; chown -R php:php . ; chmod go+rX public -R ; sync;" did not complete successfully: exit code: 255