buildx failed with: ERROR: failed to solve: process "/bin/sh -c unameArch=\"$(uname -m)\"; case \"$unameArch\" in x86_64) zigupURL='https://github.com/kassane/zigup/releases/download/2023_09_29/zigup.ubuntu-latest-x86_64.zip' ;; arm64) zigupURL='https://github.com/kassane/zigup/releases/download/2023_09_29/zigup.ubuntu-latest-aarch64.zip' ;; armv7l) zigupURL='https://github.com/kassane/zigup/releases/download/2023_09_29/zigup.ubuntu-latest-armv7a.zip' ;; riscv64) zigupURL='https://github.com/kassane/zigup/releases/download/2023_09_29/zigup.ubuntu-latest-riscv64.zip' ;; ppc4le) zigupURL='https://github.com/kassane/zigup/releases/download/2023_09_29/zigup.ubuntu-latest-powerpc64le.zip' ;; *) echo >&2 \"unsupported architecture: $unameArch\"; exit 1 ;; esac; wget -q \"$zigupURL\" && unzip -q \"$(basename $zigupURL)\" -d /usr/bin && chmod +x /usr/bin/zigup && rm $PWD/*.zip /usr/bin/zigup && zigup --install-dir /zig ${ZIG_VERSION}" did not complete successfully: exit code: 1