FROM python:3.10-slim

# System dependencies for OpenCV + Mediapipe (libGL.so.1 fix)
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

RUN useradd -m -u 1000 user
USER user

ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PYTHONUNBUFFERED=1 \
    GRADIO_SERVER_NAME=0.0.0.0

WORKDIR $HOME/app

COPY --chown=user requirements.txt .

RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

COPY --chown=user . .

EXPOSE 7860

CMD ["python", "app.py"]