FROM python:3.10-slim

# évite crash torch CPU
ENV PYTHONUNBUFFERED=1
ENV TRANSFORMERS_CACHE=/cache
ENV HF_HOME=/cache

# dépendances système
RUN apt-get update && apt-get install -y \
    git \
    gcc \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

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

# copie code
COPY . .

# port HF Spaces
EXPOSE 7860

# lancement API
CMD ["uvicorn", "server:app", "--host", "0.0.0.0", "--port", "7860"]