feat(product): 增加 EMA 产品查询功能

- 移除了未使用的 ProductItem 引用
- 修改了 findEmaProduct 方法的参数，从 currentVersion 改为 uid
- 更新了 findEmaProduct 方法的实现，使用 uid 参数进行查询
- 重构了 RechargeProduct 对象的构建方式，提高了代码可读性
- 更新了单元测试，增加了 EMA 产品查询的测试用例

tests/Feature/Product/QueryProductsTest.php

@@ -8,6 +8,7 @@
  * Created on 2025/8/18
  */
 
+use Pest\Expectation;
 use Singularity\HDK\Pay\Domain\Product\Aggregate\Entities\ProductItem;
 use Singularity\HDK\Pay\Domain\Product\Aggregate\RechargeProduct;
 use Singularity\HDK\Pay\Infrastructure\Repository\ProductRepo;
@@ -18,9 +19,28 @@ it('should can query LuxPoint products', function () {
     $repo = make(ProductRepo::class);
 
     $products = $repo->findLuxPointProduct();
-    var_dump($products);
     expect($products)
         ->toBeInstanceOf(RechargeProduct::class)
         ->and($products->getOneTime())->toBeInstanceOf(ProductItem::class)
         ->and($products->getPackages())->each->toBeInstanceOf(ProductItem::class);
+});
+
+it('should can query EMA products', function () {
+    $repo = make(ProductRepo::class);
+
+    $uid = 'cn3321';
+    $products = $repo->findEmaProduct($uid);
+    expect($products)
+        ->toBeInstanceOf(RechargeProduct::class)
+        ->when(
+            $products->getOneTime() !== null,
+            fn(Expectation $expectation) => $expectation
+                ->and($products->getOneTime())->toBeInstanceOf(ProductItem::class),
+        )
+        ->when(
+            $products->getRenew() !== null,
+            fn(Expectation $expectation) => $expectation
+                ->and($products->getRenew())->toBeInstanceOf(ProductItem::class),
+        )
+        ->and($products->getPlans())->each->toBeInstanceOf(ProductItem::class);
 })->only();