FROM phusion/baseimage RUN apt-get update RUN apt-get -y install xvfb libgtk-3-0 RUN useradd user RUN su user WORKDIR /home/user RUN curl -L -o firefox.tar.bz2 https://ftp.mozilla.org/pub/firefox/releases/58.0b16/linux-x86_64/en-US/firefox-58.0b16.tar.bz2 RUN apt-get -y install bzip2 RUN bzip2 -d firefox.tar.bz2 RUN tar xf firefox.tar ENV PATH="/home/user/firefox:${PATH}" ADD interfacer/browsh . CMD ["/home/user/browsh"]