remove attr_accessor

app/models/blockchain.rb

@@ -1,5 +1,4 @@
 class Blockchain < ActiveRecord::Base
-  attr_accessor :id, :project_id, :genesis_content, :network_id, :connect_ip, :port, :enode, :created_at, :updated_at, :user_id
   has_one :project, :dependent => :destroy
 
   # 根据项目id查找对应区块链配置信息