anchor.diff:  RUN dpkg -i /root/erlang-solutions_1.0_all.deb
   RUN rm /root/erlang-solutions_1.0_all.deb
   
  -RUN apt-get update && apt-get install -y --no-install-recommends erlang elixir
  +RUN apt-get update && apt-get install -y --no-install-recommends \
  +  erlang \
  +  erlang-nox \
  +  erlang-dev \
  +  erlang-src \
  +  elixir
   
   # Install mix related "package managers"
   RUN mix local.rebar --force \
  
positive.code:   && apt-get dist-upgrade -y
  
  # Install nvm
  RUN curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.32.1/install.sh | bash
  
  # Switch to directory with sources
  WORKDIR /src
  
negative.code:   && npm install
  
  RUN mix compile \
    && phoenix.digest
  
  ADD .docker/start.sh /start.sh
  
  