FROM nvidia/cuda:11.8.0-cudnn8-runtime-ubuntu22.04

# Install system dependencies
RUN apt-get update && apt-get install -y \
    python3 \
    python3-pip \
    libgl1 \
    libglib2.0-0 \
    curl \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install Python dependencies (with pip cache for faster rebuilds)
COPY requirements.txt .
RUN --mount=type=cache,target=/root/.cache/pip \
    pip3 install -r requirements.txt

# Copy application code
COPY app.py .

EXPOSE 5001

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:5001/health || exit 1

CMD ["python3", "app.py"]