Add manager to series & snapshot

lib/shotengai/series.rb

@@ -28,7 +28,7 @@ module Shotengai
     validate :uniq_spec
     validate :validate_stock
     
-    delegate :title, :detail, :banners, :cover_image, :status, :status_zh, to: :product
+    delegate :title, :detail, :banners, :cover_image, :status, :status_zh, :manager, to: :product
     
     # where("spec->'$.\"颜色\"' = ?  and spec->'$.\"大小\"' = ?" ,红色,S)
     scope :query_spec_with_product, ->(val, product) { 

lib/shotengai/snapshot.rb

@@ -60,6 +60,8 @@ module Shotengai
       end
     end
 
+    delegate :manager, to: :series
+    
     # 支付前 信息 delegate to series
     %i{
         original_price price spec banners