# Hugging Face Spaces (Docker SDK) — serves the FastAPI backend on port 7860.
# Build context is the repo root; only RAG_Products/ is needed.
FROM python:3.11-slim

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential && rm -rf /var/lib/apt/lists/*

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

COPY RAG_Products ./RAG_Products

# Build the FAISS index into the image so the Space starts ready to serve.
RUN python -m RAG_Products.ingest

ENV PORT=7860
EXPOSE 7860
CMD ["sh", "-c", "uvicorn RAG_Products.api:app --host 0.0.0.0 --port ${PORT:-7860}"]