FROM python:3.12-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    libsndfile1 && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY pyproject.toml .
RUN pip install --no-cache-dir torch --index-url https://download.pytorch.org/whl/cpu && \
    pip install --no-cache-dir resemblyzer scipy numpy httpx pydantic-settings

COPY app/ app/

# Pre-download resemblyzer model
RUN python -c "from resemblyzer import VoiceEncoder; VoiceEncoder()"

ENV PYTHONUNBUFFERED=1
CMD ["python", "-m", "app.cron.main"]