FROM python:3.11-slim

WORKDIR /app

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

COPY . .

# Spaces expect Streamlit on port 7860
EXPOSE 7860

# Start Streamlit only
CMD ["streamlit", "run", "app/app_chat.py", "--server.port=7860", "--server.address=0.0.0.0"]