FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

WORKDIR /app

COPY requirements.txt ./requirements.txt

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

COPY src ./src

ENV PYTHONPATH=/app/src
ENV APP_PORT=8080

EXPOSE 8080

# Use the application factory from backend.app
CMD ["gunicorn", "-b", "0.0.0.0:8080", "backend.app:create_app()"]