FROM amazonlinux:2 RUN amazon-linux-extras install epel -y \ && yum update \ && yum install -y inotify-tools \ && yum clean all \ && rm -rf /var/cache/yum COPY magic_mirror.sh / RUN chmod +x /magic_mirror.sh ENV SOURCE /source ENV DESTINATION /persistent ENV DELAY 5 WORKDIR / CMD ls; /magic_mirror.sh $SOURCE $DESTINATION $DELAY