Fix nginx configuration to not cache requests bodys.

configs/nginx/conf.d/rainloop.conf

@@ -9,6 +9,8 @@ server {
 	autoindex on;
 	charset utf-8;
 	client_max_body_size 500m;
+	# To not cache requests bodys on disk.
+	client_body_buffer_size 16m;
 
 
 	gzip			on;