FROM python:3.12-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
      ffmpeg libsndfile1 libgl1 libglib2.0-0 curl \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY apps/worker/requirements.txt ./apps/worker/requirements.txt
RUN pip install --no-cache-dir -r apps/worker/requirements.txt
COPY apps/worker ./apps/worker

# MediaPipe's Tasks API needs the face detector model asset on disk — not
# bundled with the pip package, downloaded once at build time instead of on
# every worker startup.
RUN mkdir -p /app/models && curl -L -o /app/models/blaze_face_short_range.tflite \
      https://storage.googleapis.com/mediapipe-models/face_detector/blaze_face_short_range/float16/latest/blaze_face_short_range.tflite

WORKDIR /app/apps/worker
CMD ["python", "-m", "worker.main"]