feat(admin): 密码校验统一与后台 API/设置增强

- 管理端账号/代理/站点等密码最短长度统一为 6 位
- LotterySettings、审计日志展示、币种与报表接口等小修复
- 补充设置批量更新、注单、校验错误等相关测试

routes/api/v1/admin/config.php

@@ -124,6 +124,8 @@ Route::middleware('admin.api-resource')
     ->prefix('settings')
     ->name('api.v1.admin.settings.')
     ->group(function (): void {
+        Route::get('deployment', [AdminSettingController::class, 'deployment'])
+            ->name('deployment');
         Route::get('/', AdminSettingController::class.'@index')
             ->name('index');
         Route::put('batch', AdminSettingController::class.'@batchUpdate')