add check_uuid_url to codeharbor_link

db/migrate/20190818104954_add_push_url_rename_oauth2token_in_codeharbor_links.rb

@@ -1,6 +1,7 @@
 class AddPushUrlRenameOauth2tokenInCodeharborLinks < ActiveRecord::Migration[5.2]
   def change
     add_column :codeharbor_links, :push_url, :string
+    add_column :codeharbor_links, :check_uuid_url, :string
     rename_column :codeharbor_links, :oauth2token, :api_key
   end
 end