FROM python:3.10-slim

WORKDIR /code

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1

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

COPY . .

RUN useradd -m appuser && chown -R appuser:appuser /code
USER appuser

EXPOSE 7860

CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]