RUN apt update && apt upgrade -y&& apt install-y git build-essential cpio diffstat gawk chrpath texinfo python2 python3 wget shared-mime-info# Add the en_US.utf8 locale because it is required and not installed by default in minimal Ubuntu imagesRUN apt-get install-y locales &&rm-rf /var/lib/apt/lists/*&& localedef -i en_US -c-f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8ENV LANG en_US.utf8