firefox docker container

Dockerfile

#sudo docker run -ti --rm -e DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix -v $HOME/.Xauthority:/home/developer/.Xauthority --net=host --pid=host --ipc=host firefox
#sudo docker build -t firefox .

FROM ubuntu:16.04

RUN apt-get update && apt-get upgrade -y && apt-get install -y sudo software-properties-common python-software-properties
RUN apt-add-repository multiverse
RUN apt-get update && apt-get install -y ubuntu-restricted-addons ubuntu-restricted-extras libavcodec-extra firefox && rm -rf /var/cache/apt/

RUN export uid=1000 gid=1000 && \
mkdir -p /home/developer && \
mkdir -p /etc/sudoers.d && \
echo "developer:x:${uid}:${gid}:Developer,,,:/home/developer:/bin/bash" >> /etc/passwd && \
echo "developer:x:${uid}:" >> /etc/group && \
echo "developer ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/developer && \
chmod 0440 /etc/sudoers.d/developer && \
chown ${uid}:${gid} -R /home/developer

USER developer
ENV HOME /home/developer
CMD /usr/bin/firefox -no-remote