allow root to be configured

scripts/config/make-config

@@ -14,6 +14,7 @@ class NginxConfig
   json = {}
   json = JSON.parse(File.read(USER_CONFIG)) if File.exist?(USER_CONFIG)
   json["port"] ||= ENV["PORT"] || 5000
+  json["root"] ||= "public_html/"
   json["proxies"] ||= {}
   json.each do |key, value|
     define_method(key) { value }

scripts/config/templates/nginx.conf.erb

@@ -31,7 +31,7 @@ http {
     listen <%= port %>;
     server_name _;
     keepalive_timeout 5;
-    root public_html/;
+    root <%= root %>;
 
   <% proxies.each do |location, hash| %>
     location <%= location %> {