FROM php:fpm-alpine

# install packages
RUN apk add --no-cache postgresql-dev runuser shadow
RUN rm -fr /var/cache/apk/*

# update php user
RUN groupmod --gid 1000 www-data
RUN usermod --uid 1000 www-data

# install php packages
RUN docker-php-ext-configure pgsql -with-pgsql=/usr/local/pgsql
RUN docker-php-ext-install pdo pdo_pgsql

# remove build packages
RUN apk del shadow
USER www-data