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2026/cscg/pwn/canopysaurus/Dockerfile

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+FROM ubuntu:22.04
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    python3 \
+    python3-pip \
+    gdb \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+RUN pip3 install pwntools
+RUN git clone https://github.com/pwndbg/pwndbg /opt/pwndbg \
+    && cd /opt/pwndbg \
+    && ./setup.sh
+WORKDIR /challenge
+COPY ecu_sim.c Makefile ./
+COPY flag.txt /flag.txt
+RUN make
+RUN chmod 444 /flag.txt
+EXPOSE 18088
+CMD ["/challenge/ecu_sim"]