feat(account): 添加初始化账户余额功能

- 新增 InitialAccountCmd 类用于处理初始账户命令
- 在 AccountRepoInterface 接口中添加 initial 方法
- 实现 AccountBalanceRepo 类中的 initial 方法
- 添加单元测试 InitialAccountBalanceTest 以验证初始化功能

tests/Feature/Account/InitialAccountBalanceTest.php

@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * InitialAccountBalanceTest.php@Pay
+ *
+ * @author 李东云 <Dongyun.Li@LuxCreo.Ai>
+ * Powered by PhpStorm
+ * Created on 2025/9/17
+ */
+
+use Carbon\Carbon;
+use Singularity\HDK\Pay\Application\Command\InitialAccountCmd;
+use Singularity\HDK\Pay\Domain\Account\Enum\PointType;
+
+use Singularity\HDK\Pay\Infrastructure\Repository\AccountBalanceRepo;
+
+use function Hyperf\Support\make;
+
+it('should initial account balance', function () {
+    $uid = uniqid('TDD');
+    $data = [
+        [
+            'type' => 'aligner',
+            'basic' => 0,
+            'bonus' => 40,
+            'expired_at' => Carbon::now()->addYear()->toDateTimeString(),
+            'version' => 'Trial',
+        ],
+        [
+            'type' => 'ema',
+            'basic' => 0,
+            'bonus' => 1,
+            'expired_at' => Carbon::now()->addYear()->toDateTimeString(),
+            'version' => 'trial',
+        ],
+    ];
+
+    $cmd = new InitialAccountCmd($uid);
+    foreach ($data as $point_balance) {
+        $cmd->addPointsBalance(
+            type: PointType::from($point_balance['type']),
+            basic: $point_balance['basic'] ?? 0,
+            bonus: $point_balance['bonus'] ?? 0,
+            expiredAt: isset($point_balance['expired_at']) ? new Carbon($point_balance['expired_at']) : null,
+            version: $point_balance['version'] ?? 0,
+        );
+    }
+
+    $repo = make(AccountBalanceRepo::class);
+    $repo->initial($cmd);
+
+    expect(true)->toBeTrue();
+});