Improve annotate in model

lib/shotengai/product.rb

@@ -6,7 +6,7 @@ module Shotengai
   #  id                :integer          not null, primary key
   #  title             :string(255)
   #  status            :string(255)
-  #  spec              :json
+  #  spec_template     :json
   #  default_series_id :integer
   #  need_express      :boolean
   #  need_time_attr    :boolean
@@ -19,7 +19,8 @@ module Shotengai
   #  manager_type      :string(255)
   #  created_at        :datetime         not null
   #  updated_at        :datetime         not null
-  #  remark            :json
+  #  remark_template   :json
+  #  info_template     :json
   #
   # Indexes
   #

lib/shotengai/series.rb

@@ -7,13 +7,15 @@ module Shotengai
   #  original_price       :decimal(9, 2)
   #  price                :decimal(9, 2)
   #  stock                :integer          default(-1)
-  #  aasm_state            :string(255)
-  #  spec                  :json
+  #  spec_value           :json
   #  type                 :string(255)
   #  meta                 :json
   #  shotengai_product_id :integer
   #  created_at           :datetime         not null
   #  updated_at           :datetime         not null
+  #  aasm_state           :string(255)
+  #  remark_value         :json
+  #  info_value           :json
   #
   # Indexes
   #

lib/shotengai/snapshot.rb

@@ -9,7 +9,7 @@ module Shotengai
   #  price               :decimal(9, 2)
   #  revised_amount      :decimal(9, 2)
   #  count               :integer
-  #  spec                :json
+  #  spec_value          :json
   #  banners             :json
   #  cover_image         :string(255)
   #  detail              :json
@@ -21,6 +21,8 @@ module Shotengai
   #  updated_at          :datetime         not null
   #  manager_type        :string(255)
   #  manager_id          :integer
+  #  remark_value        :json
+  #  info_value          :json
   #
   # Indexes
   #