Add redirect for /admin => /admin/settings

config/routes.rb

@@ -68,6 +68,8 @@ Rails.application.routes.draw do
     end
   end
 
+  get '/admin', to: redirect('/admin/settings', status: 302)
+
   namespace :api do
     # PubSubHubbub outgoing subscriptions
     resources :subscriptions, only: [:show]