FROM python:3.11-slim

WORKDIR /app

RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*

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

COPY . .
RUN mkdir -p /app/data

RUN useradd -m -u 1000 appuser && chown -R appuser /app
USER appuser

EXPOSE 7860

HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:7860/health || exit 1

CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]