# Use Debian-based Node image
FROM node:lts-bookworm-slim


RUN apt-get update && apt-get install -y \
    build-essential cmake git pkg-config \
    libgtk2.0-dev libavcodec-dev libavformat-dev libswscale-dev \
    libtbb-dev libjpeg-dev libpng-dev libtiff-dev \
    ffmpeg ca-certificates \
    python3 python3-dev python3-numpy \
    && rm -rf /var/lib/apt/lists/*

# Clone OpenCV and contrib modules
RUN git clone --branch 4.12.0 https://github.com/opencv/opencv.git /opencv \
 && git clone --branch 4.12.0 https://github.com/opencv/opencv_contrib.git /opencv_contrib

# Build OpenCV with contrib (includes ArUco)
RUN mkdir /opencv/build && cd /opencv/build \
 && cmake -D CMAKE_BUILD_TYPE=Release \
          -D CMAKE_INSTALL_PREFIX=/usr/local \
          -D OPENCV_EXTRA_MODULES_PATH=/opencv_contrib/modules \
          -D BUILD_opencv_python3=ON \
          -D BUILD_EXAMPLES=OFF .. \
 && make -j$(nproc) && make install && ldconfig

# Set working directory for your Node app
WORKDIR /usr/src/app

# Optional: create non-root user
# RUN useradd -m -u 1000 nodeuser
# USER nodeuser

# Node dependencies will be installed later via bind mount or COPY