fix - romm user added to nginx config and dockerfile

docker/Dockerfile

@@ -84,6 +84,7 @@ RUN rm -r \
 # Move everything we prepared over to our final docker image
 FROM scratch
 COPY --from=production-stage / /
+RUN addgroup -g 1000 -S romm && adduser -u 1000 -D -S -G romm romm
 
 # Expose ports and start
 EXPOSE 8080

docker/nginx/default.conf

@@ -1,4 +1,4 @@
-user www-data;
+user romm;
 worker_processes auto;
 pid /tmp/nginx.pid;