# HF Space (SDK: docker) — embedding CLIP image→vecteur 512-dim.
FROM python:3.11-slim

# Utilisateur non-root (requis par HF Spaces, uid 1000).
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    HF_HOME=/home/user/.cache/huggingface

WORKDIR /home/user/app

COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --user -r requirements.txt

COPY --chown=user app.py .

# Pré-télécharge le modèle au build → pas de cold-start download au runtime.
RUN python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('sentence-transformers/clip-ViT-B-32')"

EXPOSE 7860
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]