Merge pull request pterodactyl#1355 from parkervcp/feature/docker-fixes

adding php7-info

Author: DaneEveritt

Dockerfile

@@ -2,7 +2,7 @@ FROM alpine:3.8
 
 WORKDIR /app
 
-RUN apk add --no-cache --update ca-certificates certbot nginx dcron curl tini php7 php7-bcmath php7-common php7-dom php7-fpm php7-gd php7-mbstring php7-openssl php7-zip php7-pdo php7-phar php7-json php7-pdo_mysql php7-session php7-ctype php7-tokenizer php7-zlib php7-simplexml supervisor \
+RUN apk add --no-cache --update ca-certificates certbot nginx dcron curl tini php7 php7-bcmath php7-common php7-dom php7-fpm php7-gd php7-mbstring php7-openssl php7-zip php7-pdo php7-phar php7-json php7-pdo_mysql php7-session php7-ctype php7-tokenizer php7-zlib php7-simplexml php7-fileinfo supervisor \
     && curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
 
 COPY . ./