from debian RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y wget lftp RUN TF=`mktemp` &&\ wget "https://hndl.urbackup.org/Client/latest/update/UrBackupUpdateLinux.sh" -O $TF &&\ sh $TF silent &&\ rm $TF EXPOSE 35621/TCP 35622/UDP 35623/TCP WORKDIR /app COPY run.sh /app CMD ["sh", "run.sh"]