FROM python:3.12-slim

WORKDIR /app

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

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

# Piper voices for the reader's read-aloud feature (see tts/piper_engine.py).
# Fetched at build time rather than kept in git or bind-mounted — there's no
# existing volume-mount pattern for extra binary assets in this repo, and
# baking them into the image keeps the watchtower "just pull the new image"
# deploy flow working unchanged.
RUN mkdir -p /app/tts_models && \
    curl -fsSL -o /app/tts_models/de_DE-thorsten-medium.onnx \
      https://huggingface.co/rhasspy/piper-voices/resolve/main/de/de_DE/thorsten/medium/de_DE-thorsten-medium.onnx && \
    curl -fsSL -o /app/tts_models/de_DE-thorsten-medium.onnx.json \
      https://huggingface.co/rhasspy/piper-voices/resolve/main/de/de_DE/thorsten/medium/de_DE-thorsten-medium.onnx.json && \
    curl -fsSL -o /app/tts_models/en_US-lessac-medium.onnx \
      https://huggingface.co/rhasspy/piper-voices/resolve/main/en/en_US/lessac/medium/en_US-lessac-medium.onnx && \
    curl -fsSL -o /app/tts_models/en_US-lessac-medium.onnx.json \
      https://huggingface.co/rhasspy/piper-voices/resolve/main/en/en_US/lessac/medium/en_US-lessac-medium.onnx.json

ARG BUILD_TIME
ENV BUILD_TIME=${BUILD_TIME}

COPY . .

RUN python manage.py collectstatic --noinput && mkdir -p /app/data

EXPOSE 8000

CMD ["sh", "-c", "python manage.py migrate --noinput && gunicorn diora.wsgi:application --bind 0.0.0.0:8000 --workers 4 --worker-class gevent --timeout 120"]