Added some more scaffolding to the project to get going; added Foundation css to start with styles

src/server.rb

@@ -0,0 +1,16 @@
+require 'sinatra/base'
+
+# Base app
+class GameData < Sinatra::Base
+  enable :sessions
+
+  # Set up static file serving
+  enable :static
+  set :public_folder, File.join(__dir__, '/../public')
+
+  # Set up our view engine
+  set :views, File.join(settings.root, '/../views')
+end
+
+# Load routes
+require_relative 'routes/init'