buildx failed with: ERROR: failed to build: failed to solve: process "/bin/sh -c set -eux; \tmkdir -p var/cache var/log; \tcomposer dump-autoload --classmap-authoritative --no-dev; \tcomposer dump-env prod; \tcomposer run-script --no-dev post-install-cmd; \tchmod +x bin/console; sync;" did not complete successfully: exit code: 255