FROM python:3.11-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    INSIGHTFACE_HOME=/home/user/.insightface \
    INSIGHTFACE_MODEL=buffalo_l \
    INSIGHTFACE_DET_SIZE=640 \
    INSIGHTFACE_PROVIDERS=CPUExecutionProvider \
    AI_SORT_MODEL=google/siglip2-base-patch16-224 \
    AI_SORT_DEVICE=auto

RUN apt-get update && apt-get install -y --no-install-recommends \
    libglib2.0-0 \
    libgl1 \
    libgomp1 \
    build-essential \
  && rm -rf /var/lib/apt/lists/*

RUN useradd -m -u 1000 user
WORKDIR /home/user/app

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

COPY --chown=user app.py README.md ./

USER user

# Download and prepare the model during Space build so the first request only
# pays container wake-up time, not model download time.
RUN python -c "from app import warm_model; warm_model()"

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