# Minimal image to serve the trained pipeline with FastAPI
FROM python:3.11-slim
WORKDIR /app

# Pin runtime deps (match training!)
RUN pip install --no-cache-dir \
    fastapi==0.115.* \
    "uvicorn[standard]==0.30.*" \
    joblib==1.4.2 \
    numpy==1.26.* \
    pandas==2.2.* \
    scikit-learn==1.6.1   # <= match your training version

COPY app.py diabetes_model.pkl /app/
EXPOSE 7860

# IMPORTANT: bind to the port Spaces provides
CMD ["sh", "-c", "uvicorn app:app --host 0.0.0.0 --port ${PORT:-7860} --workers 1 --timeout-keep-alive 120"]