FROM python:3.13-slim
WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    && apt-get install -y build-essential \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt requirements.txt

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

COPY . .
RUN mkdir -p /app/instance

EXPOSE 8080

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