anchor.diff:    && go build -v -o ./pt ./cmd/pt/main.go \
     && mv ./pt /go/bin/
   
  -FROM ubuntu:18.04
  +FROM debian:buster
   LABEL maintainer iimuz
   
   # xdg base directory
  
positive.code: COPY --from=build-pt /go/bin/pt /usr/bin/
  
  RUN set -x \
    && : "Install neovim" \
    && apt-get update \
    && apt-get install -y --no-install-recommends \
      ca-certificates \
      wget \
    && wget -q https://github.com/neovim/neovim/releases/download/v0.4.3/nvim.appimage \
    && chmod u+x ./nvim.appimage \
    && ./nvim.appimage --appimage-extract \
    && rm nvim.appimage \
    && mv ./squashfs-root /opt/nvim \
    && chmod -R +rx /opt/nvim \
    && ln -s /opt/nvim/usr/bin/nvim /usr/local/bin/nvim \
    && apt-get install -y --no-install-recommends \
      python \
      python-pip \
  
negative.code:     python3-pip \
    && : "Ignore pip upgrade warning" \
    && pip install --no-cache setuptools \
    && pip3 install --no-cache setuptools \
    && : "Clean" \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*
  
  RUN set -x \
    && : "Install node.js" \
    && apt-get update \
    && apt-get install -y --no-install-recommends \
      npm \
    && : "Clean" \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*
  
  RUN set -x \
    && : "Install ruby" \
    && apt-get update \
    && apt-get install -y --no-install-recommends \
      gcc \
      make \
      ruby \
      ruby-dev \
    && : "Clean" \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*
  
  
  RUN set -x \
    && : "Install neovim" \
    && wget -q https://github.com/neovim/neovim/releases/download/v0.4.3/nvim.appimage \
    && chmod u+x ./nvim.appimage \
    && ./nvim.appimage --appimage-extract \
    && mv ./squashfs-root /opt/nvim \
    && chmod -R +rx /opt/nvim \
    && ln -s /opt/nvim/usr/bin/nvim /usr/local/bin/nvim \
    && : "Install nvim tool" \
    && pip install --no-cache pynvim \
    && pip3 install --no-cache pynvim \
    && npm install -g neovim \
    && gem install neovim \
    && : "Clean" \
    && rm nvim.appimage
  
  COPY .config/nvim/* $XDG_CONFIG_HOME/nvim/
  RUN set -x \
  