backend/Dockerfile

FROM python:3.10-slim

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    g++ \
    && rm -rf /var/lib/apt/lists/*

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

COPY backend/ ./backend/
COPY data/ ./data/

WORKDIR /app/backend

ENV PYTHONUNBUFFERED=1
ENV FLASK_ENV=production

EXPOSE 5000

CMD ["python", "main.py"]