commit加入到项目动态，路由调整

config/routes.rb

@@ -117,6 +117,7 @@ Rails.application.routes.draw do
     get 'home/index'
     get 'home/search'
     get 'main/first_stamp'
+    get 'activity/last', to: 'project_trends#last'
 
     get 'search', to: 'searchs#index'
     put    'commons/hidden',      to: 'commons#hidden'