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# Use Ubuntu 22.04 as the base image for compatibility and minimal size
FROM ubuntu:22.04
# Set environment variables for non-interactive installation
ENV DEBIAN_FRONTEND=noninteractive
ENV USER=appuser
ENV HOME=/home/$USER
ENV DISPLAY=:1
ENV VNC_PORT=5901
ENV NOVNC_PORT=7860
ENV X11VNC_LOG=/tmp/x11vnc.log
# Install dependencies: Brave prerequisites, Xvfb, noVNC, Fluxbox, and utilities
RUN apt-get update && apt-get install -y \
wget \
gnupg \
curl \
apt-transport-https \
xvfb \
fluxbox \
x11vnc \
novnc \
&& rm -rf /var/lib/apt/lists/*
# Install Brave Browser
RUN curl -fsSLo /usr/share/keyrings/brave-browser-archive-keyring.gpg https://brave-browser-apt-release.s3.brave.com/brave-browser-archive-keyring.gpg \
&& echo "deb [signed-by=/usr/share/keyrings/brave-browser-archive-keyring.gpg] https://brave-browser-apt-release.s3.brave.com/ stable main" > /etc/apt/sources.list.d/brave-browser-release.list \
&& apt-get update \
&& apt-get install -y brave-browser \
&& rm -rf /var/lib/apt/lists/*
# Create a non-root user
RUN useradd -m -s /bin/bash $USER
# Fix permissions for X11 socket directory
RUN mkdir -p /tmp/.X11-unix \
&& chmod 1777 /tmp/.X11-unix \
&& chown $USER:$USER /tmp/.X11-unix
# Create a minimal Fluxbox config to suppress warnings
RUN mkdir -p $HOME/.fluxbox
COPY fluxbox_menu $HOME/.fluxbox/menu
RUN chown -R $USER:$USER $HOME/.fluxbox
# Set up noVNC web interface
RUN ln -s /usr/share/novnc/vnc.html /usr/share/novnc/index.html
# Copy a startup script to run Brave in VNC
RUN mkdir -p $HOME/scripts
COPY start.sh $HOME/scripts/start.sh
RUN chmod +x $HOME/scripts/start.sh
# Switch to non-root user
USER $USER
WORKDIR $HOME
# Expose port 7860 for noVNC (Hugging Face Spaces default)
EXPOSE $NOVNC_PORT
# Start the VNC server, noVNC, and Brave
CMD ["/home/appuser/scripts/start.sh"] |