Dockerfile

# Lightweight: no CUDA base and no ML dependencies. All generation happens in
# the inference Space; this container just serves the interface.
FROM python:3.11-slim

ENV PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1

# Spaces run as uid 1000 and only $HOME is writable.
RUN useradd -m -u 1000 app
USER app
ENV HOME=/home/app \
    HF_HOME=/home/app/.cache/huggingface \
    PATH=/home/app/.local/bin:$PATH

WORKDIR /home/app

COPY --chown=app requirements.txt .
RUN pip install --user --no-cache-dir -r requirements.txt

COPY --chown=app app.py ./

EXPOSE 7860
ENV PORT=7860
CMD ["python", "app.py"]