Dockerfile

FROM python:3.12-slim

# System deps:
#   - LaTeX: matplotlib usetex for figure rendering
#   - build-essential, pkg-config, curl: building dag-eg (Rust)
#   - coinor-libcbc-dev: CBC ILP solver linked by dag-eg
RUN apt-get update && apt-get install -y --no-install-recommends \
    texlive-latex-base \
    texlive-latex-extra \
    texlive-fonts-extra \
    texlive-fonts-recommended \
    texlive-plain-generic \
    cm-super \
    dvipng \
    fonts-linuxlibertine \
    build-essential \
    pkg-config \
    curl \
    ca-certificates \
    coinor-libcbc-dev \
    zlib1g-dev \
    libbz2-dev \
    liblapack-dev \
    libblas-dev \
    gfortran \
    && rm -rf /var/lib/apt/lists/*

# Rust toolchain (for building dag-eg)
ENV RUSTUP_HOME=/usr/local/rustup \
    CARGO_HOME=/usr/local/cargo \
    PATH=/usr/local/cargo/bin:$PATH
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs \
    | sh -s -- -y --default-toolchain stable --profile minimal

WORKDIR /artifact

# Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy artifact
COPY . .

# Build dag-eg Rust binary (links against libCbcSolver)
RUN cd dag-eg && cargo build --release && \
    ls -la target/release/quasar

# Default: interactive shell
CMD ["bash"]