https://github.com/luxknight007/centos7/blob/master/centos-7-docker.tar.xz
FROM scratch ADD centos-7-x86_64-docker.tar.xz / LABEL org.label-schema.schema-version="1.0" \ org.label-schema.name="CentOS Base Image" \ org.label-schema.vendor="CentOS" \ org.label-schema.license="GPLv2" \ org.label-schema.build-date="20191001" RUN yum -y update RUN yum -y install httpd CMD ["/usr/sbin/httpd", "-D", "FOREGROUND"] EXPOSE 80