FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1

WORKDIR /app

RUN pip install --no-cache-dir "flask>=3.1.2"

COPY LR3 /app/LR3
COPY data /app/data

EXPOSE 5000

CMD ["flask", "--app", "LR3/irfm_lr3.py", "run", "--host=0.0.0.0", "--port=5000"]