FROM python:3.12-slim-bookworm

WORKDIR /app

# Install system deps: supervisor (runs both services), gcc (native extensions for xgboost/shap)
RUN apt-get update && \
    apt-get install -y --no-install-recommends supervisor gcc && \
    rm -rf /var/lib/apt/lists/*

# Install only what's needed for the deployed app (no mlflow, no psycopg, no training deps)
COPY requirements-spaces.txt ./
RUN pip install --no-cache-dir -r requirements-spaces.txt

# Copy source, pre-populated SQLite DB, and serialized models
COPY src/ src/
COPY data/olist.db data/olist.db
COPY models/ models/

# Supervisor config
COPY docker/spaces/supervisord.conf /etc/supervisor/conf.d/supervisord.conf

ENV PYTHONPATH=/app/src
ENV DATABASE_URL=sqlite:////app/data/olist.db
ENV FASTAPI_URL=http://localhost:8000

# HuggingFace Spaces requires port 7860
EXPOSE 7860

CMD ["/usr/bin/supervisord", "-n", "-c", "/etc/supervisor/conf.d/supervisord.conf"]