FROM php:fpm-alpine WORKDIR app COPY app . RUN apk update && \ apk add libpq-dev && \ docker-php-ext-install pdo pdo_pgsql pgsql ENV COMPOSER_ALLOW_SUPERUSER=1 RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer RUN composer install CMD ["php-fpm"]