anchor.diff:          libfreetype6-dev \
   # Install PHP extensions
       && docker-php-ext-install \
  -       bcmath gd pdo_mysql mbstring sockets zip sysvmsg sysvsem sysvshm
  +       bcmath gd pdo_mysql mbstring sockets zip sysvmsg sysvsem sysvshm \
  +# Clean apt cache
  +    && rm -rf /var/lib/apt/lists/*
   
   # Install composer
   Run curl -sS https://getcomposer.org/installer | php \
  
positive.code: # Libs -y --no-install-recommends
  RUN apt-get update \
      && apt-get install -y \
          curl wget git zip unzip less vim procps lsof tcpdump htop openssl \
          libz-dev \
          libssl-dev \
          libnghttp2-dev \
  
negative.code: # --build-arg timezone=Asia/Shanghai
  ARG timezone
  # app env: prod pre test dev
  ARG app_env=test
  # default use www-data user
  ARG work_user=www-data
  
  # default APP_ENV = test
  ENV APP_ENV=${app_env:-"test"} \
      TIMEZONE=${timezone:-"Asia/Shanghai"} \
      PHPREDIS_VERSION=5.1.0 \
      SWOOLE_VERSION=4.4.17 \
  