anchor.diff:  
   # php libraries
   # https://docs.docker.com/samples/library/php/#how-to-install-more-php-extensions
  -RUN apt-get update && apt-get install -y \
  -		libfreetype6-dev \
  -		libjpeg62-turbo-dev \
  -		libmcrypt-dev       \
  -		libpng-dev          \
  -	        imagemagick         \
  -                lynx-cur            \
  -                libfreetype6-dev    \
  -                libbz2-dev          \
  -                zlib1g-dev          \
  -                libcurl4-gnutls-dev                    && \
  +RUN apt-get update && apt-get install -y                  \
  +		libfreetype6-dev                          \
  +		libjpeg62-turbo-dev                       \
  +		libmcrypt-dev                             \
  +		libpng-dev                                \
  +	        imagemagick                               \
  +                lynx-cur                                  \
  +                libfreetype6-dev                          \
  +                libbz2-dev                                \
  +                zlib1g-dev                                \
  +                libcurl4-gnutls-dev                       \
  +                libssl-dev                             && \
            yes '' | pecl install mcrypt-1.0.1            && \
            docker-php-ext-install -j$(nproc) iconv  && \
            docker-php-ext-enable mcrypt             && \
  
positive.code: 
  WORKDIR /var/www
  
  ## npm gnutls error
  RUN apt-get update \
    && apt-get remove -y libgnutls-deb0-28 \
    && apt-get upgrade -y libgnutls* \
    && apt-get autoremove -y \
    && apt-get clean all
  ## important
  RUN apt-get update \
    && apt-get upgrade -y    \
  
negative.code: 
  # https://hub.docker.com/r/nazarpc/php/~/dockerfile/
  RUN docker-php-ext-install \
                  mysqli pdo pdo_mysql \
  		bcmath \
  		bz2 \
                  curl \
  