FROM python:3.10-slim

WORKDIR /app

# Install CPU-only PyTorch (much smaller than full PyTorch)
RUN pip install --no-cache-dir torch --index-url https://download.pytorch.org/whl/cpu

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

COPY app.py .

# HF Spaces expects port 7860
EXPOSE 7860

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