FROM python:3.9-slim

WORKDIR /app
COPY requirements.txt .
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
    build-essential \
    cmake \
    && rm -rf /var/lib/apt/lists/*
RUN pip install --no-cache-dir -r requirements.txt
COPY . .
CMD ["python", "app.py"]