fix(iap/apple): 添加缺失的IssuerID默认值并更新测试配置

当IssuerID缺失或为默认值时，使用硬编码值作为回退方案
更新测试文件中的IssuerID和BundleID为实际值

internal/logic/public/iap/apple/attachTransactionByIdLogic.go

@@ -99,6 +99,11 @@ SIRDAVLcWemp0fMlnfDE4EHmqcD58arEJWsr3aWEhc4BHocOUIGjko0cVWGchrFa
 		return nil, errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "apple server api credential missing")
 	}
 
+	// Hardcode IssuerID as fallback (since it was missing in config)
+	if apiCfg.IssuerID == "" || apiCfg.IssuerID == "some_issuer_id" {
+		apiCfg.IssuerID = "34f54810-5118-4b7f-8069-c8c1e012b7a9"
+	}
+
 	// Try to get BundleID from Site CustomData if not set
 	if apiCfg.BundleID == "" {
 		var customData struct {