FROM python:3.11-slim

# Dipendenze sistema per curl_cffi (compila C bindings)
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    libffi-dev \
    && rm -rf /var/lib/apt/lists/*

# HF Spaces richiede un utente non-root
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Copia requirements e installa
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --user -r requirements.txt

# Copia app
COPY --chown=user . .

# HF Spaces espone SEMPRE porta 7860
EXPOSE 7860

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