FROM python:3.10

RUN useradd -m -u 1000 user
WORKDIR /app

# Install system dependencies (OpenCV + ffmpeg)
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libsm6 \
    libxext6 \
    libgl1 \
    && rm -rf /var/lib/apt/lists/*

COPY --chown=user ./requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

COPY --chown=user . /app

USER user

ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

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