chore(admin-ui): migrate products list to list card and admin pagination

tests/Feature/AdminProductsIndexShouldUseListCardAndAdminPaginationTest.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminProductsIndexShouldUseListCardAndAdminPaginationTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_admin_products_index_should_use_list_card_and_admin_pagination(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin/products');
+        $res->assertOk();
+
+        // 护栏：商品列表区域应走统一 List Card 骨架。
+        $res->assertSee('list-card', false);
+        $res->assertSee('list-card-header', false);
+        $res->assertSee('list-card-body', false);
+        $res->assertSee('list-card-table', false);
+
+        // 分页统一：数据量可能不足导致 hasPages=false，因此用扫描型护栏断言。
+        $blade = file_get_contents(resource_path('views/admin/products/index.blade.php'));
+        $this->assertIsString($blade);
+        $this->assertStringContainsString("links('pagination.admin')", $blade);
+    }
+}