Dockerfile

# Build 2026-03-14
FROM python:3.10-bullseye

# Install system dependencies: ffmpeg + fonts for ASS captions
RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    fonts-liberation \
    fonts-dejavu-core \
    ca-certificates \
    curl \
    aria2 \
    iputils-ping \
    nodejs \
    && rm -rf /var/lib/apt/lists/*

# Create non-root user (HuggingFace requirement)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR /home/user/app

# Install Python dependencies
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --upgrade pip certifi && \
    pip install --no-cache-dir curl-cffi && \
    pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY --chown=user . .

# Create working directories
RUN mkdir -p uploads outputs

# HuggingFace Spaces requires port 7860
EXPOSE 7860

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