FROM python:3.12-slim

WORKDIR /app

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

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

COPY . .

# Preload the default model
ENV MODEL="BAAI/bge-small-en-v1.5"
RUN python -c "from fastembed import TextEmbedding; TextEmbedding(model_name='$MODEL')"

EXPOSE 8001

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8001"]
