FROM python:3.11-slim-bookworm

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    TRANSFORMERS_CACHE=/tmp/hf-cache \
    SENTENCE_TRANSFORMERS_HOME=/tmp/st-cache \
    PORT=7860

WORKDIR /app

## RUN apt-get update && apt-get install -y --no-install-recommends \
        ##RUN apt-get update && apt-get upgrade -y && apt-get install -y --no-install-recommends \
        ##ca-certificates \
    ## && rm -rf /var/lib/apt/lists/*

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

COPY . .

EXPOSE 7860

CMD ["gunicorn", "--bind", "0.0.0.0:7860", \
    "--workers", "1", "--threads", "2", \
    "--timeout", "300", "app:app"]