re-added www-data user for nginx. log to stdout.

nginx/Dockerfile

@@ -5,9 +5,13 @@ MAINTAINER Mahmoud Zalt <mahmoud@zalt.me>
 ADD nginx.conf /etc/nginx/
 ADD laravel.conf /etc/nginx/conf.d/laravel.conf
 
-ARG PHP_UPSTREAM
+ARG PHP_UPSTREAM=php-fpm
 
-RUN rm /etc/nginx/conf.d/default.conf \
+RUN apk update \
+    && apk upgrade \
+    && apk add --no-cache bash \
+    && adduser -D -H -u 1000 -s /bin/bash www-data \
+    && rm /etc/nginx/conf.d/default.conf \
     && echo "upstream php-upstream { server ${PHP_UPSTREAM}:9000; }" > /etc/nginx/conf.d/upstream.conf
 
 CMD ["nginx"]