buildx failed with: ERROR: failed to build: failed to solve: process "/bin/sh -c case \"$TARGETPLATFORM\" in \"$BUILDPLATFORM\") ARCH_FLAGS=\"\" ;; \"linux/amd64\") ARCH_FLAGS=\"--host=x86_64-linux-gnu\" ;; \"linux/arm64\") ARCH_FLAGS=\"--host=aarch64-linux-gnu\" ;; \"linux/arm/v7\") ARCH_FLAGS=\"--host=arm-linux-gnueabihf\" ;; esac && echo \"Building with ARCH_FLAGS=$ARCH_FLAGS\" && autoreconf -fi && ./configure ${ARCH_FLAGS} && make" did not complete successfully: exit code: 2