Export fix (#11693)

* Fix for ManufacturerPartList

- Support data export via API

* Add playwright tests

* Bump API version

src/backend/InvenTree/InvenTree/api_version.py

@@ -1,11 +1,14 @@
 """InvenTree API version information."""
 
 # InvenTree API version
-INVENTREE_API_VERSION = 473
+INVENTREE_API_VERSION = 474
 """Increment this API version number whenever there is a significant change to the API that any clients need to know about."""
 
 INVENTREE_API_TEXT = """
 
+v474 -> 2026-04-08 : https://github.com/inventree/InvenTree/pull/11693
+    - Adds DataImportMixin to the ManufacturerPartList API endpoint
+
 v473 -> 2026-04-08 : https://github.com/inventree/InvenTree/pull/11692
     - Adds "line" field to PurchaseOrderLineItem and PurchaseOrderExtraLineItem API endpoints
     - Adds "line" field to SalesOrderLineItem and SalesOrderExtraLineItem API endpoints

src/backend/InvenTree/company/api.py

@@ -184,6 +184,7 @@ class ManufacturerPartMixin(SerializerContextMixin):
 
 
 class ManufacturerPartList(
+    DataExportViewMixin,
     ManufacturerPartMixin,
     SerializerContextMixin,
     OutputOptionsMixin,

src/frontend/tests/pages/pui_purchasing.spec.ts

@@ -82,6 +82,30 @@ test('Purchasing - Index', async ({ browser }) => {
     .waitFor();
 });
 
+test('Purchasing - Manufacturer Parts', async ({ browser }) => {
+  const page = await doCachedLogin(browser, {
+    url: 'purchasing/index/manufacturer-parts'
+  });
+
+  await page
+    .getByRole('textbox', { name: 'table-search-input' })
+    .fill('CPF0402B100KE1');
+  await page.getByText('R_100K_0402_1%').first().waitFor();
+  await page.getByRole('cell', { name: 'CPF0402B100KE1' }).waitFor();
+
+  // Check data exporter
+  await page.getByRole('button', { name: 'table-export-data' }).click();
+  await page.getByText('Select export plugin').waitFor();
+  await page
+    .getByRole('textbox', { name: 'choice-field-export_plugin' })
+    .fill('CSV');
+  await page.getByRole('button', { name: 'Export', exact: true }).click();
+  await page.getByText('Process completed successfully').waitFor();
+
+  await loadTab(page, 'Manufacturers');
+  await page.getByText('Murata Electronics').waitFor();
+});
+
 test('Purchase Orders - General', async ({ browser }) => {
   const page = await doCachedLogin(browser);