FROM debian:bullseye

ENV WIDTH=1920
ENV HEIGHT=1080
ENV DEPTH=16

RUN apt-get --yes update && apt-get --yes install --no-install-recommends \
    firefox-esr \
    fonts-droid-fallback \
    fonts-noto \
    icewm \
    tightvncserver \
    xfonts-base \
    x11-xserver-utils \
    xterm

COPY startup.sh /

CMD ["/startup.sh"]

EXPOSE 5900