FROM python:3.11-slim

WORKDIR /app

# System deps (optional): none needed for sqlite

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

COPY . .

ENV FLASK_ENV=production
ENV PORT=5000
EXPOSE 5000

CMD ["gunicorn", "-b", "0.0.0.0:5000", "app:app", "--workers", "2", "--threads", "4", "--timeout", "60"]