FROM python:3.9-slim

WORKDIR /app
COPY . .

RUN pip install --no-cache-dir \
    fastapi \
    uvicorn \
    langchain \
    huggingface-hub \
    langchain-community

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