app/overrides/spree/products/show/add_recently_viewed_products_to_products_show.rb
Deface::Override.new(
virtual_path: 'spree/products/show',
name: 'add_recently_viewed_products_to_products_show',
insert_after: "#product-description, [data-hook='product_description']",
partial: 'spree/shared/add_recently_viewed_products'
)