Dockerfile

FROM python:3.11-slim

# ffmpeg is the only system dependency; everything else is pure Python
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    fonts-noto-cjk \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

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

COPY . .

# HF Spaces run containers as a non-root user by default; make sure the
# working directories the app writes to (downloads/cache/outputs/logs/jobs)
# are writable regardless of who ends up owning /app.
RUN mkdir -p downloads cache outputs logs jobs && chmod -R 777 downloads cache outputs logs jobs

EXPOSE 7860

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