FROM python:3.10-slim

WORKDIR /app

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

COPY requirements.txt .

RUN pip install --no-cache-dir streamlit==1.32.0 sentence-transformers==2.7.0 faiss-cpu rank-bm25==0.2.2 numpy==1.26.4 torch==2.1.0 transformers==4.40.0

RUN python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('intfloat/e5-base-v2')"

COPY . .

EXPOSE 7860

CMD ["streamlit", "run", "app.py", \
    "--server.port=7860", \
    "--server.address=0.0.0.0", \
    "--server.enableCORS=false", \
    "--server.enableXsrfProtection=false", \
    "--server.fileWatcherType=none"]