feat: 添加结算功能，更新 TicketItem 模型以支持最新结算详情，增强 DrawTickService 以自动处理结算，更新 TicketWalletService 以支持派彩入账，扩展 API 路由以管理结算批次和奖池

tests/Feature/AdminSettlementJackpotApiTest.php

@@ -0,0 +1,45 @@
+<?php
+
+use App\Models\AdminUser;
+use App\Models\JackpotPool;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Hash;
+
+uses(RefreshDatabase::class);
+
+function mintSettlementAdminToken(): string
+{
+    $admin = AdminUser::query()->create([
+        'username' => 'settlement_admin',
+        'name' => 'Settlement QA',
+        'email' => null,
+        'password' => Hash::make('secret-strong'),
+        'status' => 0,
+    ]);
+
+    return $admin->createToken('test', ['*'], now()->addDay())->plainTextToken;
+}
+
+test('admin settlement batches index is authenticated', function (): void {
+    $this->getJson('/api/v1/admin/settlement-batches')->assertUnauthorized();
+});
+
+test('admin jackpot pools index returns rows', function (): void {
+    JackpotPool::query()->create([
+        'currency_code' => 'NPR',
+        'current_amount' => 100,
+        'contribution_rate' => '0.01',
+        'trigger_threshold' => 1000,
+        'payout_rate' => '0.5',
+        'force_trigger_draw_gap' => 10,
+        'min_bet_amount' => 0,
+        'status' => 1,
+        'last_trigger_draw_id' => null,
+    ]);
+
+    $token = mintSettlementAdminToken();
+    $this->withHeader('Authorization', 'Bearer '.$token)
+        ->getJson('/api/v1/admin/jackpot/pools')
+        ->assertOk()
+        ->assertJsonPath('data.items.0.currency_code', 'NPR');
+});