buildx failed with: ERROR: failed to solve: process "/bin/sh -c chmod uga+x /usr/local/bin/install-php-extensions && sync && install-php-extensions apcu bcmath bz2 gd gmp exif imagick intl memcache memcached mysqli opcache pcntl pdo pdo_mysql pgsql redis sockets sodium sysvsem xdebug zip && rm /usr/local/bin/install-php-extensions && sed -i'' 's|.*<policy domain=\"coder\".*\"PDF\".*|<policy domain=\"coder\" rights=\"read \\| write\" pattern=\"PDF\" />|g' /etc/ImageMagick-6/policy.xml && chown -R www-data /var/www" did not complete successfully: exit code: 28