ARG SRC_IMAGE FROM $SRC_IMAGE RUN apt update && \ apt install -y build-essential git wget \ virtualenv fakeroot debhelper \ libpcap-dev libsodium-dev \ python3-twisted python3-pyroute2 \ python3-future python3-all python3-all-dev \ python3-serial dh-python python3-msgpack ENV ENV=/opt/env ENV PYTHON=python3 RUN virtualenv --python=$PYTHON $ENV RUN $ENV/bin/pip install stdeb