FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1

# Hugging Face Spaces run containers as user 1000.
RUN useradd -m -u 1000 user
WORKDIR /home/user/app

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

COPY --chown=user:user app ./app
USER user

EXPOSE 7860
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]