buildx failed with: ERROR: failed to solve: process "/bin/sh -c cd /opt && curl -kL https://github.com/filesender/filesender/archive/master-filesender-${FILESENDER_VERSION}.tar.gz | tar xz && mv filesender-* filesender && cd filesender && mkdir -p files tmp log && cp config/config_sample.php config/config.php && cp config-templates/filesender-php.ini /usr/local/etc/php/php.ini" did not complete successfully: exit code: 2