FROM ubuntu:20.04

RUN apt-get update && apt-get install -y \
    neofetch \
    sudo \
    && rm -rf /var/lib/apt/lists/*

RUN useradd -m -s /bin/bash student
RUN echo "student:password123" | chpasswd

RUN echo "EPITHACK{sudo_misconfiguration_pwned!}" > /home/student/flag.txt
RUN chmod 600 /home/student/flag.txt

RUN echo "student ALL=(root) NOPASSWD: /usr/bin/neofetch" >> /etc/sudoers

USER student
WORKDIR /home/student

CMD ["/bin/bash"]