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+FROM ubuntu:focal
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+# INSTALL SOURCES FOR CHROME REMOTE DESKTOP AND VSCODE
+RUN apt-get update && apt-get upgrade --assume-yes
+RUN apt-get --assume-yes install curl gpg wget
+RUN curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.gpg && \
+    mv microsoft.gpg /etc/apt/trusted.gpg.d/microsoft.gpg
+RUN wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | apt-key add -
+RUN echo "deb [arch=amd64] http://packages.microsoft.com/repos/vscode stable main" | \
+   tee /etc/apt/sources.list.d/vs-code.list
+RUN sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list'
+# INSTALL XFCE DESKTOP AND DEPENDENCIES
+RUN apt-get update && apt-get upgrade --assume-yes
+RUN apt-get install --assume-yes --fix-missing sudo wget apt-utils xvfb xfce4 xbase-clients \
+    desktop-base vim xscreensaver google-chrome-stable python-psutil psmisc python3-psutil xserver-xorg-video-dummy ffmpeg
+RUN apt-get install --assume-yes python3-packaging python3-xdg
+RUN apt-get install libutempter0
+RUN wget https://dl.google.com/linux/direct/chrome-remote-desktop_current_amd64.deb
+RUN dpkg --install chrome-remote-desktop_current_amd64.deb
+RUN apt-get install --assume-yes --fix-broken
+RUN bash -c 'echo "exec /etc/X11/Xsession /usr/bin/xfce4-session" > /etc/chrome-remote-desktop-session'
+
+RUN apt-get install --assume-yes firefox
+# ---------------------------------------------------------- 
+# SPECIFY VARIABLES FOR SETTING UP CHROME REMOTE DESKTOP
+ARG USER=dockerspace
+# use 6 digits at least
+ENV PIN=000000
+ENV CODE=4/0AQlEd8zdOl72USP-UHHrIiEQaQYDNnlJVsAFz4cZKEZE-ECm1tRbFXTPUiLdLY1GE35MYw
+ENV HOSTNAME=myvirtualdesktop
+# ---------------------------------------------------------- 
+# ADD USER TO THE SPECIFIED GROUPS
+RUN adduser --disabled-password --gecos '' $USER
+RUN mkhomedir_helper $USER
+RUN adduser $USER sudo
+RUN echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
+RUN usermod -aG chrome-remote-desktop $USER
+USER $USER
+WORKDIR /home/$USER
+RUN mkdir -p .config/chrome-remote-desktop
+RUN chown "$USER:$USER" .config/chrome-remote-desktop
+RUN chmod a+rx .config/chrome-remote-desktop
+RUN touch .config/chrome-remote-desktop/host.json
+RUN echo "/usr/bin/pulseaudio --start" > .chrome-remote-desktop-session
+RUN echo "startxfce4 :1030" >> .chrome-remote-desktop-session
+CMD \
+   DISPLAY= /opt/google/chrome-remote-desktop/start-host --code=$CODE --redirect-url="https://remotedesktop.google.com/_/oauthredirect" --name=$HOSTNAME --pin=$PIN ; \
+   HOST_HASH=$(echo -n $HOSTNAME | md5sum | cut -c -32) && \
+   FILENAME=.config/chrome-remote-desktop/host#${HOST_HASH}.json && echo $FILENAME && \
+   cp .config/chrome-remote-desktop/host#*.json $FILENAME ; \
+   sudo service chrome-remote-desktop stop && \
+   sudo service chrome-remote-desktop start && \
+   echo $HOSTNAME && \
+   sleep infinity & wait