buildx failed with: ERROR: failed to solve: process "/bin/sh -c if [ \"$TARGETOS\" = \"linux\" ]; then echo \"Building for Linux\" && make build-linux-with-shared-library ARCH=$TARGETARCH || (echo \"Make failed\" && cat Makefile && exit 1); elif [ \"$TARGETOS\" = \"darwin\" ]; then echo \"Building for Darwin\" && make build ARCH=$TARGETARCH || (echo \"Make failed\" && cat Makefile && exit 1); else echo \"Unknown OS: $TARGETOS\" && exit 1; fi" did not complete successfully: exit code: 1