FROM gnuradio-runtime:latest

# Build gr-lora_sdr (EPFL chirp spread spectrum OOT module)
# https://github.com/tapparelj/gr-lora_sdr
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential cmake git \
    libvolk2-dev libboost-all-dev pybind11-dev \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /build
RUN git clone --depth 1 --branch master \
        https://github.com/tapparelj/gr-lora_sdr.git && \
    cd gr-lora_sdr && mkdir build && cd build && \
    cmake -DCMAKE_INSTALL_PREFIX=/usr .. && \
    make -j$(nproc) && make install && \
    ldconfig && \
    rm -rf /build

WORKDIR /flowgraphs

# Bridge Python site-packages path (cmake installs to versioned path)
ENV PYTHONPATH="/usr/lib/python3.11/site-packages:${PYTHONPATH}"