Rename variant 'owner' to 'hub'

As discussed by team, and using same nomenclature as VariantOverride.

app/models/spree/variant.rb

@@ -40,7 +40,7 @@ module Spree
     belongs_to :shipping_category, class_name: 'Spree::ShippingCategory', optional: false
     belongs_to :primary_taxon, class_name: 'Spree::Taxon', touch: true, optional: false
     belongs_to :supplier, class_name: 'Enterprise', optional: false, touch: true
-    belongs_to :owner, class_name: 'Enterprise', optional: true
+    belongs_to :hub, class_name: 'Enterprise', optional: true
 
     delegate :name, :name=, :description, :description=, :meta_keywords, to: :product
 
@@ -275,8 +275,8 @@ module Spree
 
     # Clone this variant, retaining a 'source' link to it
     def create_linked_variant(user)
-      # Owner is my enterprise which has permission to create variants sourced from that supplier
-      owner_id = EnterpriseRelationship.permitted_by(supplier).permitting(user.enterprises)
+      # Hub owner is my enterprise which has permission to create variant sourced from that supplier
+      hub_id = EnterpriseRelationship.permitted_by(supplier).permitting(user.enterprises)
         .with_permission(:create_linked_variants)
         .pick(:child_id)
 
@@ -284,7 +284,7 @@ module Spree
         variant.price = price
         variant.source_variants = [self]
         variant.stock_items << Spree::StockItem.new(variant:)
-        variant.owner_id = owner_id
+        variant.hub_id = hub_id
         variant.on_demand = on_demand
         variant.on_hand = on_hand
         variant.save!

app/views/admin/products_v3/_variant_row.html.haml

@@ -4,7 +4,7 @@
 %td.col-image
   -# empty
   - variant.source_variants.each do |source_variant|
-    = content_tag(:span, "🔗", title: t('admin.products_page.variant_row.sourced_from', source_name: source_variant.name, source_id: source_variant.id, owner_name: variant.owner&.name))
+    = content_tag(:span, "🔗", title: t('admin.products_page.variant_row.sourced_from', source_name: source_variant.name, source_id: source_variant.id, hub_name: variant.hub&.name))
 %td.col-name.field.naked_inputs
   = f.hidden_field :id
   = f.text_field :display_name, 'aria-label': t('admin.products_page.columns.name'), placeholder: variant.product.name

config/locales/en.yml

@@ -721,7 +721,7 @@ en:
       image:
         edit: Edit
       variant_row:
-        sourced_from: "Sourced from: %{source_name} (%{source_id}); Owned by: %{owner_name}"
+        sourced_from: "Sourced from: %{source_name} (%{source_id}); Hub: %{hub_name}"
       product_preview:
         product_preview: Product preview
         shop_tab: Shop

db/migrate/20260225022934_add_hub_to_spree_variants.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class AddHubToSpreeVariants < ActiveRecord::Migration[7.1]
+  def change
+    add_reference :spree_variants, :hub, foreign_key: { to_table: :enterprises }
+  end
+end

db/migrate/20260225022934_add_owner_to_spree_variants.rb

@@ -1,7 +0,0 @@
-# frozen_string_literal: true
-
-class AddOwnerToSpreeVariants < ActiveRecord::Migration[7.1]
-  def change
-    add_reference :spree_variants, :owner, foreign_key: { to_table: :enterprises }
-  end
-end

db/schema.rb

@@ -1009,8 +1009,8 @@ ActiveRecord::Schema[7.1].define(version: 2026_03_06_015040) do
     t.bigint "supplier_id"
     t.float "variant_unit_scale"
     t.string "variant_unit_name", limit: 255
-    t.bigint "owner_id"
-    t.index ["owner_id"], name: "index_spree_variants_on_owner_id"
+    t.bigint "hub_id"
+    t.index ["hub_id"], name: "index_spree_variants_on_hub_id"
     t.index ["primary_taxon_id"], name: "index_spree_variants_on_primary_taxon_id"
     t.index ["product_id"], name: "index_variants_on_product_id"
     t.index ["shipping_category_id"], name: "index_spree_variants_on_shipping_category_id"
@@ -1271,7 +1271,7 @@ ActiveRecord::Schema[7.1].define(version: 2026_03_06_015040) do
   add_foreign_key "spree_tax_rates", "spree_zones", column: "zone_id", name: "spree_tax_rates_zone_id_fk"
   add_foreign_key "spree_users", "spree_addresses", column: "bill_address_id", name: "spree_users_bill_address_id_fk"
   add_foreign_key "spree_users", "spree_addresses", column: "ship_address_id", name: "spree_users_ship_address_id_fk"
-  add_foreign_key "spree_variants", "enterprises", column: "owner_id"
+  add_foreign_key "spree_variants", "enterprises", column: "hub_id"
   add_foreign_key "spree_variants", "enterprises", column: "supplier_id"
   add_foreign_key "spree_variants", "spree_products", column: "product_id", name: "spree_variants_product_id_fk"
   add_foreign_key "spree_variants", "spree_shipping_categories", column: "shipping_category_id"

spec/models/spree/variant_spec.rb

@@ -8,7 +8,7 @@ RSpec.describe Spree::Variant do
   it { is_expected.to have_many :semantic_links }
   it { is_expected.to belong_to(:product).required }
   it { is_expected.to belong_to(:supplier).required }
-  it { is_expected.to belong_to(:owner).optional }
+  it { is_expected.to belong_to(:hub).optional }
   it { is_expected.to have_many(:inventory_units) }
   it { is_expected.to have_many(:line_items) }
   it { is_expected.to have_many(:stock_items) }
@@ -1024,7 +1024,7 @@ RSpec.describe Spree::Variant do
         linked_variant = variant.create_linked_variant(user)
 
         expect(linked_variant.source_variants).to eq [variant]
-        expect(linked_variant.owner).to eq enterprise
+        expect(linked_variant.hub).to eq enterprise
         expect(linked_variant.price).to eq 10.95
         expect(linked_variant.on_demand).to eq false
         expect(linked_variant.on_hand).to eq 5

spec/requests/admin/products_v3_spec.rb

@@ -121,7 +121,7 @@ RSpec.describe "Admin::ProductsV3" do
 
           # The new variant is owned by my enterprise that has permission, not the other one
           new_variant = variant.product.variants.order(:id).last
-          expect(new_variant.owner).to eq enterprise
+          expect(new_variant.hub).to eq enterprise
         end
       end
     end

spec/system/admin/products_v3/index_spec.rb

@@ -147,7 +147,7 @@ RSpec.describe 'As an enterprise user, I can browse my products' do
       let!(:v3_source) { p3.variants.first }
       let!(:v3_sourced) {
         create(:variant, display_name: "Variant3-sourced", product: p3, supplier: source_producer,
-                         owner: producer)
+                         hub: producer)
       }
       let!(:enterprise_relationship) {
         # Other producer grants me access to manage their variant
@@ -163,7 +163,7 @@ RSpec.describe 'As an enterprise user, I can browse my products' do
       it "shows sourced variant with indicator" do
         within row_containing_name("Variant3-sourced") do
           expect(page).to have_selector 'span[title*="Sourced from: "]'
-          expect(page).to have_selector 'span[title*="Owned by: My Enterprise"]'
+          expect(page).to have_selector 'span[title*="Hub: My Enterprise"]'
         end
       end
     end