anchor.diff:    && mkdir -p $XDG_CACHE_HOME \
     && mkdir -p $XDG_DATA_HOME \
     && mkdir -p $XDG_CONFIG_HOME/nvim \
  -  && : "Install packages" \
  -  && apt-get update \
  -  && apt-get install -y --no-install-recommends \
  -    curl \
  -    git \
     && : "Install dein" \
     && curl -L https://raw.githubusercontent.com/Shougo/dein.vim/master/bin/installer.sh > /opt/installer.sh \
     && sh /opt/installer.sh $XDG_CACHE_HOME/dein \
     && : "Setting for normal user" \
     && chmod -R 777 $XDG_CACHE_HOME $XDG_CONFIG_HOME $XDG_DATA_HOME \
     && : "Cleanup" \
  -  && rm /opt/installer.sh \
  -  && apt-get clean \
  -  && rm -rf /var/lib/apt/lists/*
  +  && rm /opt/installer.sh
   
   RUN set -x \
     && : "Create home directory for all user" \
     && mkdir -p /home/dev \
  -  && chmod 777 /home/dev
  +  && chmod -R 777 /home/dev
   
   ENV SOURCE_DIR=/workspace
   RUN set -x \
  
positive.code:     python3-pip \
    && : "Ignore pip upgrade warning" \
    && pip install --no-cache setuptools \
    && pip install --no-cache pynvim \
    && pip3 install --no-cache setuptools \
    && pip3 install --no-cache pynvim \
    && : "Clean" \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/* \
    && nvim --version
  
  COPY .config/nvim/* $XDG_CONFIG_HOME/nvim/
  RUN set -x \
  
negative.code: ENV DEBIAN_FRONTEND=dialog \
    SHELL=/bin/bash
  CMD ["nvim"]
  
  