anchor.diff: -FROM zeroc0d3lab/centos-base-consul:latest
  +FROM zeroc0d3lab/centos-base-workspace-lite:latest
   MAINTAINER ZeroC0D3 Team <zeroc0d3.team@gmail.com>
   
   #-----------------------------------------------------------------------------
  
positive.code:     # ("rbenv" = using rbenv package manager, "rvm" = using rvm package manager)
  
  USER root
  #-----------------------------------------------------------------------------
  # Find Fastest Repo & Update Repo
  #-----------------------------------------------------------------------------
  RUN yum makecache fast \
      && yum -y update
  
  #-----------------------------------------------------------------------------
  # Install Ruby Dependency (1)
  #-----------------------------------------------------------------------------
  RUN yum -y install \
             --setopt=tsflags=nodocs \
             --disableplugin=fastestmirror \
           git \
           git-core \
           zsh \
           gcc \
           gcc-c++ \
           autoconf \
           automake \
           make \
           libevent-devel \
           ncurses-devel \
           glibc-static \
           fontconfig \
           kernel-devel \
           readline-dev \
           lua-devel \ 
           lzo-devel \
  
  #-----------------------------------------------------------------------------
  # Install MySQL (MariaDB) Library
  #-----------------------------------------------------------------------------
           mysql-devel \
  
  #-----------------------------------------------------------------------------
  # Install PostgreSQL Library
  #-----------------------------------------------------------------------------
  ### PostgreSQL 9.2 (default)###
           postgresql-libs \
           postgresql-devel \
  
  ### PostgreSQL 9.6 ###
      && rpm -iUvh https://yum.postgresql.org/9.6/redhat/rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm \
      && yum install -y postgresql96-libs postgresql96-server postgresql96-devel \
  
  #-----------------------------------------------------------------------------
  # Install Ruby Dependency (2)
  #-----------------------------------------------------------------------------
  RUN yum -y install \
             --setopt=tsflags=nodocs \
             --disableplugin=fastestmirror \
           zlib \
           zlib-devel \
           patch \
           readline \
           readline-devel \
           libyaml-devel \
           libffi-devel \
           openssl-devel \
           bzip2 \
           bison \
           libtool \
           sqlite-devel
  
  #-----------------------------------------------------------------------------
  # Clean Up All Cache
  #-----------------------------------------------------------------------------
  RUN yum clean all
  
  #-----------------------------------------------------------------------------
  # Prepare Install Ruby
  # -) copy .zshrc to /root
  
negative.code: # Run Init Docker Container
  #-----------------------------------------------------------------------------
  ENTRYPOINT ["/init"]
  CMD []