buildx failed with: ERROR: failed to solve: process "/bin/sh -c mach=$(uname -m) && case $mach in aarch64) arch=\"aarch64-linux-gnu\"; ;; x86_64) arch=\"x86_64-linux-gnu\"; ;; *) echo \"ERROR: Machine type $mach not supported.\"; ;; esac && wget https://github.com/dashpay/dash/releases/download/v${TAG}/dashcore-${TAG}-$arch.tar.gz -P /tmp && tar -xvf /tmp/dashcore-*.tar.gz -C /tmp/ && cp /tmp/dashcore*/bin/* /usr/local/bin && rm -rf /tmp/dashcore* && chmod a+x /usr/local/bin/*" did not complete successfully: exit code: 8