Dockerfile

FROM python:3.12 AS main

WORKDIR /app

# Install pandoc and netcat
RUN apt-get update \
    && apt-get install -y --no-install-recommends \
    pandoc \
    netcat-openbsd \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
ENV NLTK_DATA=/app/nltk_data

# Download standard NLTK data, to prevent unstructured from downloading packages at runtime.
# Uses the Python API with explicit package IDs (rather than `python -m nltk.downloader`),
# which never falls back to the interactive prompt that EOFs during a non-interactive build.
# A failed download now fails the build (upstream #315) instead of leaving the image to
# fetch at runtime.
RUN python -c "import nltk, sys; packages = ('punkt_tab', 'averaged_perceptron_tagger', 'averaged_perceptron_tagger_eng'); sys.exit(0 if all(nltk.download(package, download_dir='/app/nltk_data') for package in packages) else 1)"

# Disable Unstructured analytics
ENV SCARF_NO_ANALYTICS=true

COPY . .

CMD ["python", "main.py"]