buildx failed with: ERROR: failed to solve: process "/bin/sh -c set -xe ; \trm -f /etc/rhsm-host ; \tSUBSCRIPTION_NAME=\"${SUBSCRIPTION_NAME}\" bash /run/secrets/subscription.sh ; \tyum -y install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm ; \tARCH=\"${TARGETARCH}\" ; \tcase $ARCH in \t\t\tamd64) \t\t\t\tBUILDARCH=\"x86_64\" ;; \t\t\tarm64) \t\t\t\tBUILDARCH=\"aarch64\" ;; \t\t\t*) \t\t\t\t\texit 1 ;; \tesac ; \tyum -y install --enablerepo=ubi-8-codeready-builder,codeready-builder-for-rhel-8-${BUILDARCH}-rpms \t\tpostgis34_12-3.4.3 \t\tpgrouting_12 \t; \tyum -y remove epel-release ; \tsubscription-manager remove --all ; \tsubscription-manager unregister ; \tsubscription-manager clean ; \tyum -y clean all --enablerepo='*' ; \tln -sf /run/secrets/rhsm /etc/rhsm-host ; \trm /var/log/rhsm/rhsm.log" did not complete successfully: exit code: 70

LegacyKeyValueFormat: "ENV key=value" should be used instead of legacy "ENV key value" format More info: https://docs.docker.com/go/dockerfile/rule/legacy-key-value-format/