Dockerfile

# Dockerfile for Hugging Face Spaces (FastAPI)
FROM python:3.9

# create unprivileged user per HF recommendations
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

# copy and install requirements
COPY --chown=user ./requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# copy app files
COPY --chown=user . /app

# run uvicorn on port 7860 (HF expects this port)
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]