FROM python:3.11-slim

WORKDIR /app

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    EMBEDDING_DEVICE=cpu \
    PORT=7860

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

COPY . .

EXPOSE 7860

CMD ["sh", "-c", "uvicorn app_api:app --host 0.0.0.0 --port ${PORT:-7860} --workers 1"]