FROM debian:9 RUN apt-get update && \ apt-get install -y git python3 python3-pip ninja-build mono-devel libgtk-3-dev RUN pip3 install git+https://github.com/mesonbuild/meson/ ENV SOURCE_DIR="/source" RUN mkdir -p "${SOURCE_DIR}" COPY / "${SOURCE_DIR}" CMD ["/source/.ci_build.sh"]