ARG PHP_VERSION=7.1 FROM php:${PHP_VERSION}-cli ARG COVERAGE RUN if [ "$COVERAGE" = "pcov" ]; then pecl install pcov && docker-php-ext-enable pcov; fi # Install composer to manage PHP dependencies RUN apt-get update && apt-get install -y git zip RUN curl https://getcomposer.org/download/1.9.0/composer.phar -o /usr/local/sbin/composer RUN chmod +x /usr/local/sbin/composer RUN composer self-update WORKDIR /app