buildx failed with: ERROR: failed to solve: process "/bin/sh -c { echo '#!/bin/sh'; echo '. /opt/spack-environment/activate.sh'; echo 'exec \"$@\"'; } > /entrypoint.sh && chmod a+x /entrypoint.sh && ln -s /opt/views/view /opt/view && apt update && apt install -y --no-install-recommends ca-certificates cpp m4 && rm -rf /var/lib/apt/lists/*" did not complete successfully: exit code: 100