buildx failed with: ERROR: failed to solve: process "/dev/.buildkit_qemu_emulator /bin/sh -c if [[ \"$TARGET_ARCH\" == \"aarch64\" ]]; then NINJA_ARCH=\"-aarch64\"; else NINJA_ARCH=\"\"; fi && echo \"Getting Ninja for '${NINJA_ARCH}'\" && curl -fsSL -o /cache/ninja-linux.zip https://github.com/ninja-build/ninja/releases/download/v${NINJA_VERSION}/ninja-linux${NINJA_ARCH}.zip && unzip /cache/ninja-linux.zip -d /usr/local/bin && ninja --version && mkdir build && pushd build && cmake -G Ninja -DLIBAEC_PATCHFILE=/tmp/libaec_cmakelists.patch ../tmp && ninja && popd && rm -rf build" did not complete successfully: exit code: 1