buildx failed with: ERROR: failed to solve: process "/bin/sh -c cd ~ && curl -sS https://getcomposer.org/installer -o /tmp/composer-setup.php && HASH=`curl -sS https://composer.github.io/installer.sig` && echo $HASH && php -r \"if (hash_file('SHA384', '/tmp/composer-setup.php') === '$HASH') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;\" && php /tmp/composer-setup.php --install-dir=/usr/local/bin --filename=composer && composer" did not complete successfully: exit code: 1