IMAGE alpine3.12_3.12.0-201013 COPY https://github.com/alpinelinux/docker-alpine/raw/v3.12/x86_64/alpine-minirootfs-3.12.0-x86_64.tar.gz RUN EOF # Update packages apk --no-cache upgrade # Install common packages apk --no-cache add libbz2 libgcc libressl libstdc++ libxml2 libxslt ncurses-libs pcre readline s6 xz-libs # Set time zone data apk --no-cache add tzdata cp /usr/share/zoneinfo/UTC /etc/localtime apk --no-cache del tzdata # Cleanup rm -rf /etc/crontabs/root /etc/periodic EOF