[UI] Search Improvements (#9137)

* Harden playwright tests

* Refactor search drawer

- Allow result groups to collapse

* Add tooltip

* Fix menu position

* Navigate through to complete list of results

* Refactor table headers

* Add index pages for SupplierPart and ManufacturerPart models

* backend: allow split search by company type

* Fix panel naming bug

* Fix model URLs

* Split company results by company type

- Allows better routing to results list

* Remove debug msg

* Fix 'button within button' issue

* Additional playwright tests

src/frontend/tests/helpers.ts

@@ -97,4 +97,5 @@ export const globalSearch = async (page, query) => {
   await page.getByLabel('global-search-input').clear();
   await page.getByPlaceholder('Enter search text').fill(query);
   await page.waitForTimeout(300);
+  await page.waitForLoadState('networkidle');
 };