add personalization settings

app/models/account.rb

@@ -14,6 +14,7 @@
 class Account < ApplicationRecord
   has_many :users, dependent: :destroy
   has_many :encrypted_configs, dependent: :destroy
+  has_many :account_configs, dependent: :destroy
   has_many :templates, dependent: :destroy
   has_many :submissions, through: :templates
   has_many :submitters, through: :submissions