FROM python:3.12-slim

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

WORKDIR /app

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

COPY . .

RUN mkdir -p /app/data /app/uploads /app/outputs && \
    groupadd -r appuser && useradd -r -g appuser appuser && \
    chown -R appuser:appuser /app

USER appuser

EXPOSE 5000

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

CMD ["gunicorn", "-b", "0.0.0.0:5000", "-w", "2", "--timeout", "300", "app:app"]
