first commit

app/controllers/application_controller.rb

@@ -0,0 +1,5 @@
+class ApplicationController < ActionController::Base
+  # Prevent CSRF attacks by raising an exception.
+  # For APIs, you may want to use :null_session instead.
+  protect_from_forgery with: :exception
+end

app/controllers/plainpage_controller.rb

@@ -0,0 +1,4 @@
+class PlainpageController < ApplicationController
+  def index
+  end
+end