buildx failed with: ERROR: failed to solve: process "/bin/sh -c TARGET_ARCH=\"$(dpkg --print-architecture)\"; case \"${TARGET_ARCH}\" in amd64) TOOLCHAIN_ARCH=\"x86_64\";; arm64) TOOLCHAIN_ARCH=\"aarch64\";; *) echo \"'${TARGET_ARCH}' unsupported architecture\" && exit 1;; esac \t&& mkdir ${TOOLCHAIN_PATH} \t&& curl -Lo gcc-arm-none-eabi.tar.xz \"https://developer.arm.com/-/media/Files/downloads/gnu/${TOOLCHAIN_VERSION}/binrel/arm-gnu-toolchain-${TOOLCHAIN_VERSION}-${TOOLCHAIN_ARCH}-arm-none-eabi.tar.xz\" \t&& tar xf gcc-arm-none-eabi.tar.xz --strip-components=1 -C ${TOOLCHAIN_PATH} \t&& rm gcc-arm-none-eabi.tar.xz \t&& rm ${TOOLCHAIN_PATH}/*.txt \t&& rm -rf ${TOOLCHAIN_PATH}/share/doc && rm -rf ${TOOLCHAIN_PATH}/share/man" did not complete successfully: exit code: 77