FROM composer FROM php:5.4-cli RUN apt-get update && \ apt-get install -y \ git \ unzip RUN docker-php-ext-install mbstring COPY --from=composer /usr/bin/composer /usr/bin/composer RUN composer global require hirak/prestissimo WORKDIR /app COPY composer.json . RUN composer install --prefer-dist --no-interaction --no-ansi COPY . .