Fix query_spec_with_product of Series

lib/generators/templates/spec/requests/merchant/product_series_spec.rb

@@ -69,8 +69,8 @@ RSpec.describe "#{namespace}/products/:product_id/product_series", type: :reques
               spec: { 
                 type: :object, 
                 properties: {
-                  color: { type: :array },
-                  size: { type: :array },
+                  color: { type: :string },
+                  size: { type: :string },
                 },
               },
               meta: { 
@@ -143,8 +143,8 @@ RSpec.describe "#{namespace}/products/:product_id/product_series", type: :reques
               spec: { 
                 type: :object, 
                 properties: {
-                  color: { type: :array },
-                  size: { type: :array },
+                  color: { type: :string },
+                  size: { type: :string },
                 },
               },
               meta: { 

lib/shotengai/series.rb

@@ -35,7 +35,7 @@ module Shotengai
       if val.keys.sort == product.spec.keys.sort 
         keys = []; values = []
         val.map { |k, v| keys << "spec->'$.\"#{k}\"' = ? "; values << v }
-        where(keys.join(' and '), *values)
+        where(product: product).where(keys.join(' and '), *values)
       else
         self.none 
       end