FROM debian:12

ENV DEBIAN_FRONTEND=noninteractive
ENV USER=vncuser
ENV PASSWORD=vncpass
ENV DISPLAY=:1
ENV VNC_PORT=5901

# Pakete installieren
RUN apt-get update && apt-get install -y \
    xfce4 \
    xfce4-goodies \
    tightvncserver \
    dbus-x11 \
    x11-xserver-utils \
    xfonts-base


# Benutzer anlegen
RUN useradd -m -s /bin/bash $USER && \
    echo "$USER:$PASSWORD" | chpasswd && \
    adduser $USER sudo

USER $USER
WORKDIR /home/$USER

# VNC-Konfiguration
RUN mkdir -p /home/$USER/.vnc && \
    echo "$PASSWORD" | vncpasswd -f > /home/$USER/.vnc/passwd && \
    chmod 600 /home/$USER/.vnc/passwd

# xstartup für XFCE
RUN echo '#!/bin/bash\n\
unset SESSION_MANAGER\n\
unset DBUS_SESSION_BUS_ADDRESS\n\
exec startxfce4 &' > /home/$USER/.vnc/xstartup && \
    chmod +x /home/$USER/.vnc/xstartup

EXPOSE 5901

COPY start.sh /start.sh
USER root
RUN chmod +x /start.sh

CMD ["/start.sh"]