From aeaf124096c187a4a23654271fd2cc35e5d94f22 Mon Sep 17 00:00:00 2001
From: kang <kangdeng28@gmail.com>
Date: Sat, 9 May 2026 17:40:49 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=B7=BB=E5=8A=A0=20Laravel=20Reverb?=
 =?UTF-8?q?=20=E6=94=AF=E6=8C=81=EF=BC=8C=E6=9B=B4=E6=96=B0=20.env.example?=
 =?UTF-8?q?=20=E6=96=87=E4=BB=B6=E4=BB=A5=E9=85=8D=E7=BD=AE=20WebSocket?=
 =?UTF-8?q?=EF=BC=8C=E5=A2=9E=E5=BC=BA=E5=BD=A9=E7=A5=A8=E8=B0=83=E5=BA=A6?=
 =?UTF-8?q?=E5=8A=9F=E8=83=BD=EF=BC=8C=E6=9B=B4=E6=96=B0=20API=20=E8=B7=AF?=
 =?UTF-8?q?=E7=94=B1=E4=BB=A5=E6=94=AF=E6=8C=81=E6=9C=9F=E5=8F=B7=E7=AE=A1?=
 =?UTF-8?q?=E7=90=86=E4=B8=8E=E7=BB=93=E6=9E=9C=E5=8F=91=E5=B8=83?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .env.example                                  |   17 +-
 README.md                                     |   28 +
 .../Commands/LotteryDrawTickCommand.php       |   32 +
 .../Commands/LotteryHallCountdownCommand.php  |   20 +
 app/Events/DrawCountdownBroadcast.php         |   43 +
 app/Events/DrawResultPublishedBroadcast.php   |   43 +
 app/Events/DrawStatusChangeBroadcast.php      |   43 +
 .../Admin/Draw/AdminDrawIndexController.php   |   69 ++
 .../AdminDrawResultBatchesIndexController.php |   59 +
 .../V1/Admin/Draw/AdminDrawShowController.php |   59 +
 .../Draw/DrawResultBatchPublishController.php |   64 ++
 .../Api/V1/Draw/DrawCurrentController.php     |   24 +
 .../Api/V1/Draw/DrawResultShowController.php  |   59 +
 .../V1/Draw/DrawResultsIndexController.php    |   62 +
 app/Lottery/DrawResultBatchStatus.php         |   16 +
 app/Lottery/DrawResultSourceType.php          |   10 +
 app/Lottery/DrawStatus.php                    |   39 +
 app/Models/Draw.php                           |   55 +
 app/Models/DrawResultBatch.php                |   49 +
 app/Models/DrawResultItem.php                 |   43 +
 app/Services/Draw/DrawHallSnapshotBuilder.php |  182 +++
 app/Services/Draw/DrawPlannerService.php      |  168 +++
 app/Services/Draw/DrawPrizeLayout.php         |   27 +
 app/Services/Draw/DrawPublishService.php      |   89 ++
 app/Services/Draw/DrawResultViewService.php   |  169 +++
 app/Services/Draw/DrawRngRunner.php           |  116 ++
 app/Services/Draw/DrawTickService.php         |  134 +++
 .../Draw/LotteryHallRealtimeBroadcaster.php   |   80 ++
 bootstrap/app.php                             |   10 +-
 composer.json                                 |    1 +
 composer.lock                                 | 1004 ++++++++++++++++-
 config/broadcasting.php                       |   82 ++
 config/lottery.php                            |   21 +
 config/reverb.php                             |  102 ++
 ...000_migrate_draw_status_to_domain_dict.php |   22 +
 database/seeders/DatabaseSeeder.php           |    3 +-
 database/seeders/DrawDemoSeeder.php           |  139 +++
 routes/api.php                                |   25 +
 routes/channels.php                           |    7 +
 tests/Feature/AdminDrawApiTest.php            |  144 +++
 tests/Feature/DrawPipelineTest.php            |  398 +++++++
 tests/Feature/DrawResultsApiTest.php          |  134 +++
 42 files changed, 3886 insertions(+), 5 deletions(-)
 create mode 100644 app/Console/Commands/LotteryDrawTickCommand.php
 create mode 100644 app/Console/Commands/LotteryHallCountdownCommand.php
 create mode 100644 app/Events/DrawCountdownBroadcast.php
 create mode 100644 app/Events/DrawResultPublishedBroadcast.php
 create mode 100644 app/Events/DrawStatusChangeBroadcast.php
 create mode 100644 app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawIndexController.php
 create mode 100644 app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawResultBatchesIndexController.php
 create mode 100644 app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawShowController.php
 create mode 100644 app/Http/Controllers/Api/V1/Admin/Draw/DrawResultBatchPublishController.php
 create mode 100644 app/Http/Controllers/Api/V1/Draw/DrawCurrentController.php
 create mode 100644 app/Http/Controllers/Api/V1/Draw/DrawResultShowController.php
 create mode 100644 app/Http/Controllers/Api/V1/Draw/DrawResultsIndexController.php
 create mode 100644 app/Lottery/DrawResultBatchStatus.php
 create mode 100644 app/Lottery/DrawResultSourceType.php
 create mode 100644 app/Lottery/DrawStatus.php
 create mode 100644 app/Models/Draw.php
 create mode 100644 app/Models/DrawResultBatch.php
 create mode 100644 app/Models/DrawResultItem.php
 create mode 100644 app/Services/Draw/DrawHallSnapshotBuilder.php
 create mode 100644 app/Services/Draw/DrawPlannerService.php
 create mode 100644 app/Services/Draw/DrawPrizeLayout.php
 create mode 100644 app/Services/Draw/DrawPublishService.php
 create mode 100644 app/Services/Draw/DrawResultViewService.php
 create mode 100644 app/Services/Draw/DrawRngRunner.php
 create mode 100644 app/Services/Draw/DrawTickService.php
 create mode 100644 app/Services/Draw/LotteryHallRealtimeBroadcaster.php
 create mode 100644 config/broadcasting.php
 create mode 100644 config/reverb.php
 create mode 100644 database/migrations/2026_05_09_120000_migrate_draw_status_to_domain_dict.php
 create mode 100644 database/seeders/DrawDemoSeeder.php
 create mode 100644 routes/channels.php
 create mode 100644 tests/Feature/AdminDrawApiTest.php
 create mode 100644 tests/Feature/DrawPipelineTest.php
 create mode 100644 tests/Feature/DrawResultsApiTest.php

diff --git a/.env.example b/.env.example
index d126ce0..7fb3127 100644
--- a/.env.example
+++ b/.env.example
@@ -94,8 +94,18 @@ SESSION_DOMAIN=null
 # 广播与文件（config/broadcasting.php、config/filesystems.php）
 # =============================================================================
 
-# 广播驱动：log / pusher / redis 等（未用实时广播可保持 log）
-BROADCAST_CONNECTION=log
+# 广播驱动：null / log / reverb（大厅 WebSocket 快照推荐） / pusher 等
+# 使用 reverb 时另开终端：php artisan reverb:start（与 php artisan serve 并行）
+# 大厅 draw.countdown 每秒需跑调度：php artisan schedule:work（或等同），勿仅用每分钟 cron
+BROADCAST_CONNECTION=reverb
+
+# Laravel Reverb（config/reverb.php）；玩家端 Echo：NEXT_PUBLIC_REVERB_APP_KEY/HOST/PORT/SCHEME（与 REVERB_* 对齐）
+REVERB_APP_ID=
+REVERB_APP_KEY=
+REVERB_APP_SECRET=
+REVERB_HOST=localhost
+REVERB_PORT=8080
+REVERB_SCHEME=http
 # 默认文件存储盘：local / s3 等
 FILESYSTEM_DISK=local
 
@@ -179,6 +189,9 @@ LOTTERY_SETTINGS_CACHE_TTL=60
 # 开发绕过：Authorization: Bearer dev:{players.id}；仅当 APP_ENV 为 local 或 testing 且为 true 时生效（PHPUnit 依赖 testing），生产务必 false
 LOTTERY_PLAYER_AUTH_DEV_BYPASS=false
 
+# 未来期缓冲条数（draw_time>now 的期数，分钟 tick 会补足）；测试可 6–12，生产可 48+
+LOTTERY_DRAW_BUFFER_AHEAD=8
+
 # 校验主站 JWT 的算法（与签发方一致）
 LOTTERY_JWT_ALGORITHM=HS256
 # JWT 内表示站点编码的 claim 名
diff --git a/README.md b/README.md
index 5ad1377..27239f6 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,34 @@ php artisan boost:install
 
 Boost provides your agent 15+ tools and skills that help agents build Laravel applications while following best practices.
 
+## 本地开发（可复制启动）
+
+在 **本仓库根目录**（即含 `artisan` 的 `lotterLaravel` 目录）开 **3 个终端**，每段整段复制即可。若已用 Herd / Valet / Sail / 自有 Web 服务器指到 `public`，可不跑「终端 1」。
+
+**前置（首次）**：`cp .env.example .env`，`composer install`，`php artisan key:generate`，`php artisan migrate`（及你的库表/种子）。
+
+**终端 1 — HTTP API**
+
+```bash
+php artisan serve
+```
+
+**终端 2 — WebSocket（`.env` 里 `BROADCAST_CONNECTION=reverb` 时必开）**
+
+```bash
+php artisan reverb:start
+```
+
+**终端 3 — 任务调度（`draw.countdown` 每秒 + `lottery:draw-tick` 每分钟）**
+
+```bash
+php artisan schedule:work
+```
+
+> 仅用系统 cron 每分钟执行一次 `schedule:run` **无法覆盖「每秒」的 `lottery:hall-countdown`**，开发大厅实时倒计时时请用 `schedule:work`（或生产上等价常驻调度进程）。
+
+只做 HTTP / 降级轮询、不测 WebSocket 时：**终端 2、3 可先不开**；要完整大厅 WS，则 **三项都开**。
+
 ## Contributing
 
 Thank you for considering contributing to the Laravel framework! The contribution guide can be found in the [Laravel documentation](https://laravel.com/docs/contributions).
diff --git a/app/Console/Commands/LotteryDrawTickCommand.php b/app/Console/Commands/LotteryDrawTickCommand.php
new file mode 100644
index 0000000..218e95c
--- /dev/null
+++ b/app/Console/Commands/LotteryDrawTickCommand.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Services\Draw\DrawTickService;
+use Illuminate\Console\Command;
+
+class LotteryDrawTickCommand extends Command
+{
+    protected $signature = 'lottery:draw-tick';
+
+    protected $description = '封盘、开奖 RNG、补齐期号缓冲（每分钟调度入口）';
+
+    public function handle(DrawTickService $tickService): int
+    {
+        $report = $tickService->tick();
+
+        $statusSum = array_sum($report['status_updates'] ?? []);
+        $this->info(sprintf(
+            'Status rows updated: %d | RNG runs: %d | Planned draws created: %d',
+            $statusSum,
+            $report['rng_rung'],
+            $report['planned']['created'] ?? 0,
+        ));
+
+        foreach ($report['rng_errors'] as $err) {
+            $this->warn($err);
+        }
+
+        return self::SUCCESS;
+    }
+}
diff --git a/app/Console/Commands/LotteryHallCountdownCommand.php b/app/Console/Commands/LotteryHallCountdownCommand.php
new file mode 100644
index 0000000..8ee28c4
--- /dev/null
+++ b/app/Console/Commands/LotteryHallCountdownCommand.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Services\Draw\LotteryHallRealtimeBroadcaster;
+use Illuminate\Console\Command;
+
+class LotteryHallCountdownCommand extends Command
+{
+    protected $signature = 'lottery:hall-countdown';
+
+    protected $description = '大厅 countdown WebSocket：`draw.countdown`（每秒；见界面文档 §2.1）';
+
+    public function handle(LotteryHallRealtimeBroadcaster $broadcaster): int
+    {
+        $broadcaster->countdownPulse();
+
+        return self::SUCCESS;
+    }
+}
diff --git a/app/Events/DrawCountdownBroadcast.php b/app/Events/DrawCountdownBroadcast.php
new file mode 100644
index 0000000..e2e9205
--- /dev/null
+++ b/app/Events/DrawCountdownBroadcast.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+/** 界面文档 §2.1：`draw.countdown` */
+class DrawCountdownBroadcast implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    /**
+     * @param  array<string, mixed>|null  $data  与 GET draw/current 的 data 相同
+     */
+    public function __construct(
+        public readonly ?array $data,
+        public readonly int $emittedAtMs,
+    ) {}
+
+    /** @return array<int, Channel> */
+    public function broadcastOn(): array
+    {
+        return [new Channel('lottery-hall')];
+    }
+
+    public function broadcastAs(): string
+    {
+        return 'draw.countdown';
+    }
+
+    /** @return array{data: array<string, mixed>|null, emitted_at_ms: int} */
+    public function broadcastWith(): array
+    {
+        return [
+            'data' => $this->data,
+            'emitted_at_ms' => $this->emittedAtMs,
+        ];
+    }
+}
diff --git a/app/Events/DrawResultPublishedBroadcast.php b/app/Events/DrawResultPublishedBroadcast.php
new file mode 100644
index 0000000..5dfd000
--- /dev/null
+++ b/app/Events/DrawResultPublishedBroadcast.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+/** 界面文档 §2.1：`result.published` */
+class DrawResultPublishedBroadcast implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    /**
+     * @param  array<string, mixed>|null  $data  与 GET draw/current 的 data 相同（含 result_items）
+     */
+    public function __construct(
+        public readonly ?array $data,
+        public readonly int $emittedAtMs,
+    ) {}
+
+    /** @return array<int, Channel> */
+    public function broadcastOn(): array
+    {
+        return [new Channel('lottery-hall')];
+    }
+
+    public function broadcastAs(): string
+    {
+        return 'result.published';
+    }
+
+    /** @return array{data: array<string, mixed>|null, emitted_at_ms: int} */
+    public function broadcastWith(): array
+    {
+        return [
+            'data' => $this->data,
+            'emitted_at_ms' => $this->emittedAtMs,
+        ];
+    }
+}
diff --git a/app/Events/DrawStatusChangeBroadcast.php b/app/Events/DrawStatusChangeBroadcast.php
new file mode 100644
index 0000000..9e05c0d
--- /dev/null
+++ b/app/Events/DrawStatusChangeBroadcast.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+/** 界面文档 §2.1：`draw.status_change` */
+class DrawStatusChangeBroadcast implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    /**
+     * @param  array<string, mixed>|null  $data  与 GET draw/current 的 data 相同
+     */
+    public function __construct(
+        public readonly ?array $data,
+        public readonly int $emittedAtMs,
+    ) {}
+
+    /** @return array<int, Channel> */
+    public function broadcastOn(): array
+    {
+        return [new Channel('lottery-hall')];
+    }
+
+    public function broadcastAs(): string
+    {
+        return 'draw.status_change';
+    }
+
+    /** @return array{data: array<string, mixed>|null, emitted_at_ms: int} */
+    public function broadcastWith(): array
+    {
+        return [
+            'data' => $this->data,
+            'emitted_at_ms' => $this->emittedAtMs,
+        ];
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawIndexController.php b/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawIndexController.php
new file mode 100644
index 0000000..edc58c9
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawIndexController.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Admin\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Models\Draw;
+use App\Support\ApiResponse;
+use Carbon\Carbon;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+/**
+ * GET /api/v1/admin/draws — 期号列表。
+ */
+final class AdminDrawIndexController extends Controller
+{
+    public function __invoke(Request $request): JsonResponse
+    {
+        $perPage = min(max((int) $request->integer('per_page', 25), 1), 100);
+        $drawNo = trim((string) $request->query('draw_no', ''));
+        $status = trim((string) $request->query('status', ''));
+
+        $q = Draw::query()->orderByDesc('draw_time')->orderByDesc('id');
+
+        if ($drawNo !== '') {
+            $q->where('draw_no', 'like', '%'.$drawNo.'%');
+        }
+
+        if ($status !== '') {
+            $q->where('status', $status);
+        }
+
+        /** @var \Illuminate\Contracts\Pagination\LengthAwarePaginator $paginator */
+        $paginator = $q->paginate($perPage);
+
+        return ApiResponse::success([
+            'items' => collect($paginator->items())->map(fn (Draw $row) => $this->row($row))->all(),
+            'meta' => [
+                'current_page' => $paginator->currentPage(),
+                'per_page' => $paginator->perPage(),
+                'total' => $paginator->total(),
+                'last_page' => $paginator->lastPage(),
+            ],
+        ]);
+    }
+
+    /** @return array<string, mixed> */
+    private function row(Draw $draw): array
+    {
+        return [
+            'id' => (int) $draw->id,
+            'draw_no' => $draw->draw_no,
+            'business_date' => $draw->business_date instanceof Carbon
+                ? $draw->business_date->format('Y-m-d')
+                : (string) $draw->business_date,
+            'sequence_no' => (int) $draw->sequence_no,
+            'status' => $draw->status,
+            'start_time' => $draw->start_time?->toIso8601String(),
+            'close_time' => $draw->close_time?->toIso8601String(),
+            'draw_time' => $draw->draw_time?->toIso8601String(),
+            'cooling_end_time' => $draw->cooling_end_time?->toIso8601String(),
+            'result_source' => $draw->result_source,
+            'current_result_version' => (int) $draw->current_result_version,
+            'settle_version' => (int) $draw->settle_version,
+            'is_reopened' => (bool) $draw->is_reopened,
+            'updated_at' => $draw->updated_at?->toIso8601String(),
+        ];
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawResultBatchesIndexController.php b/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawResultBatchesIndexController.php
new file mode 100644
index 0000000..2a79142
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawResultBatchesIndexController.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Admin\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use App\Support\ApiResponse;
+use Illuminate\Http\JsonResponse;
+
+/**
+ * GET /api/v1/admin/draws/{draw}/result-batches — 开奖批次与号码（审核/结果核对）。
+ */
+final class AdminDrawResultBatchesIndexController extends Controller
+{
+    public function __invoke(Draw $draw): JsonResponse
+    {
+        $batches = $draw->resultBatches()
+            ->with(['items' => function ($q): void {
+                $q->orderBy('prize_type')->orderBy('prize_index');
+            }])
+            ->orderByDesc('result_version')
+            ->get();
+
+        return ApiResponse::success([
+            'draw_id' => (int) $draw->id,
+            'draw_no' => $draw->draw_no,
+            'draw_status' => $draw->status,
+            'batches' => $batches->map(fn (DrawResultBatch $b) => $this->serializeBatch($b))->all(),
+        ]);
+    }
+
+    /** @return array<string, mixed> */
+    private function serializeBatch(DrawResultBatch $batch): array
+    {
+        return [
+            'id' => (int) $batch->id,
+            'result_version' => (int) $batch->result_version,
+            'source_type' => $batch->source_type,
+            'rng_seed_hash' => $batch->rng_seed_hash,
+            'status' => $batch->status,
+            'created_by' => $batch->created_by,
+            'confirmed_by' => $batch->confirmed_by,
+            'confirmed_at' => $batch->confirmed_at?->toIso8601String(),
+            'created_at' => $batch->created_at?->toIso8601String(),
+            'updated_at' => $batch->updated_at?->toIso8601String(),
+            'items' => $batch->items->map(fn (DrawResultItem $item) => [
+                'prize_type' => $item->prize_type,
+                'prize_index' => (int) $item->prize_index,
+                'number_4d' => $item->number_4d,
+                'suffix_3d' => $item->suffix_3d,
+                'suffix_2d' => $item->suffix_2d,
+                'head_digit' => $item->head_digit,
+                'tail_digit' => $item->tail_digit,
+            ])->values()->all(),
+        ];
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawShowController.php b/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawShowController.php
new file mode 100644
index 0000000..d736dc6
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Admin/Draw/AdminDrawShowController.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Admin\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Lottery\DrawResultBatchStatus;
+use App\Models\Draw;
+use App\Services\Draw\DrawHallSnapshotBuilder;
+use App\Support\ApiResponse;
+use Carbon\Carbon;
+use Illuminate\Http\JsonResponse;
+
+/**
+ * GET /api/v1/admin/draws/{draw} — 当期状态明细（后台查看 DB 为准 + 大厅展示态预览）。
+ */
+final class AdminDrawShowController extends Controller
+{
+    public function __construct(
+        private readonly DrawHallSnapshotBuilder $hallPreview,
+    ) {}
+
+    public function __invoke(Draw $draw): JsonResponse
+    {
+        $nowUtc = now()->utc();
+        $batchCounts = [
+            'total' => $draw->resultBatches()->count(),
+            'pending_review' => $draw->resultBatches()
+                ->where('status', DrawResultBatchStatus::PendingReview->value)
+                ->count(),
+            'published' => $draw->resultBatches()
+                ->where('status', DrawResultBatchStatus::Published->value)
+                ->count(),
+        ];
+
+        return ApiResponse::success([
+            'id' => (int) $draw->id,
+            'draw_no' => $draw->draw_no,
+            'business_date' => $draw->business_date instanceof Carbon
+                ? $draw->business_date->format('Y-m-d')
+                : (string) $draw->business_date,
+            'sequence_no' => (int) $draw->sequence_no,
+            /** 数据库当期状态（权威） */
+            'status' => $draw->status,
+            /** 与玩家大厅 snapshot 对齐的展示态（未跑 tick 时可能与 status 不一致） */
+            'hall_preview_status' => $this->hallPreview->effectiveHallDisplayStatus($draw, $nowUtc),
+            'start_time' => $draw->start_time?->toIso8601String(),
+            'close_time' => $draw->close_time?->toIso8601String(),
+            'draw_time' => $draw->draw_time?->toIso8601String(),
+            'cooling_end_time' => $draw->cooling_end_time?->toIso8601String(),
+            'result_source' => $draw->result_source,
+            'current_result_version' => (int) $draw->current_result_version,
+            'settle_version' => (int) $draw->settle_version,
+            'is_reopened' => (bool) $draw->is_reopened,
+            'created_at' => $draw->created_at?->toIso8601String(),
+            'updated_at' => $draw->updated_at?->toIso8601String(),
+            'result_batch_counts' => $batchCounts,
+        ]);
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Admin/Draw/DrawResultBatchPublishController.php b/app/Http/Controllers/Api/V1/Admin/Draw/DrawResultBatchPublishController.php
new file mode 100644
index 0000000..bfbda26
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Admin/Draw/DrawResultBatchPublishController.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Admin\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Lottery\ErrorCode;
+use App\Models\AdminUser;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Services\Draw\DrawPublishService;
+use App\Support\ApiResponse;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+/**
+ * POST /api/v1/admin/draws/{draw}/result-batches/{batch}/publish — 人工审核发布 RNG 批次。
+ */
+class DrawResultBatchPublishController extends Controller
+{
+    public function __construct(
+        private readonly DrawPublishService $publishService,
+    ) {}
+
+    public function __invoke(Request $request, Draw $draw, DrawResultBatch $batch): JsonResponse
+    {
+        $admin = $request->user();
+        if (! $admin instanceof AdminUser) {
+            return ApiResponse::error(
+                trans('admin.unauthenticated', [], $request->lotteryLocale()),
+                ErrorCode::AdminUnauthenticated->value,
+                null,
+                401,
+            );
+        }
+
+        if ((int) $batch->draw_id !== (int) $draw->id) {
+            return ApiResponse::error(
+                trans('api.not_found', [], $request->lotteryLocale()),
+                ErrorCode::NotFound->value,
+                null,
+                404,
+            );
+        }
+
+        try {
+            $this->publishService->publishManualBatch($batch, $admin);
+        } catch (\RuntimeException) {
+            return ApiResponse::error(
+                trans('api.client_error', [], $request->lotteryLocale()),
+                ErrorCode::ClientHttpError->value,
+                null,
+                409,
+            );
+        }
+
+        $draw->refresh();
+
+        return ApiResponse::success([
+            'draw_no' => $draw->draw_no,
+            'status' => $draw->status,
+            'result_version' => (int) $draw->current_result_version,
+        ]);
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Draw/DrawCurrentController.php b/app/Http/Controllers/Api/V1/Draw/DrawCurrentController.php
new file mode 100644
index 0000000..8f81074
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Draw/DrawCurrentController.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Services\Draw\DrawHallSnapshotBuilder;
+use App\Support\ApiResponse;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+/**
+ * 下注大厅：`GET /api/v1/draw/current`。
+ */
+class DrawCurrentController extends Controller
+{
+    public function __construct(
+        private readonly DrawHallSnapshotBuilder $snapshot,
+    ) {}
+
+    public function __invoke(Request $request): JsonResponse
+    {
+        return ApiResponse::success($this->snapshot->build());
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Draw/DrawResultShowController.php b/app/Http/Controllers/Api/V1/Draw/DrawResultShowController.php
new file mode 100644
index 0000000..c7aa058
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Draw/DrawResultShowController.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Lottery\ErrorCode;
+use App\Models\Draw;
+use App\Services\Draw\DrawResultViewService;
+use App\Support\ApiResponse;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+/**
+ * `GET /api/v1/draw/results/{draw_no}` — 单期详情（便于玩家端[< >]切换）。
+ */
+class DrawResultShowController extends Controller
+{
+    public function __construct(
+        private readonly DrawResultViewService $viewer,
+    ) {}
+
+    public function __invoke(Request $request, string $draw_no): JsonResponse
+    {
+        $draw_no = trim($draw_no);
+
+        $draw = Draw::query()->where('draw_no', $draw_no)->first();
+        if ($draw === null) {
+            return ApiResponse::error(
+                trans('api.not_found', [], $request->lotteryLocale()),
+                ErrorCode::NotFound->value,
+                null,
+                404,
+            );
+        }
+
+        if (! in_array($draw->status, DrawResultViewService::publishedDrawStatuses(), true)) {
+            return ApiResponse::error(
+                trans('api.not_found', [], $request->lotteryLocale()),
+                ErrorCode::NotFound->value,
+                null,
+                404,
+            );
+        }
+
+        $payload = $this->viewer->summarizeDraw($draw);
+        if ($payload === null) {
+            return ApiResponse::error(
+                trans('api.not_found', [], $request->lotteryLocale()),
+                ErrorCode::NotFound->value,
+                null,
+                404,
+            );
+        }
+
+        $payload = [...$payload, ...$this->viewer->neighborsIsoTime($draw)];
+
+        return ApiResponse::success($payload);
+    }
+}
diff --git a/app/Http/Controllers/Api/V1/Draw/DrawResultsIndexController.php b/app/Http/Controllers/Api/V1/Draw/DrawResultsIndexController.php
new file mode 100644
index 0000000..261abd4
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/Draw/DrawResultsIndexController.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Draw;
+
+use App\Http\Controllers\Controller;
+use App\Lottery\DrawResultBatchStatus;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Services\Draw\DrawResultViewService;
+use App\Support\ApiResponse;
+use Illuminate\Contracts\Pagination\LengthAwarePaginator;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+/**
+ * `GET /api/v1/draw/results` — 已发布开奖往期（公开；对齐 PRD `/api/v1/results`）。
+ */
+class DrawResultsIndexController extends Controller
+{
+    public function __construct(
+        private readonly DrawResultViewService $viewer,
+    ) {}
+
+    public function __invoke(Request $request): JsonResponse
+    {
+        $perPage = max(1, min(50, (int) $request->query('size', $request->query('per_page', 15))));
+        $page = max(1, (int) $request->query('page', 1));
+        /** @var string|null $bizDate query `business_date` 或旧的 `date` */
+        $bizDate = $request->query('business_date') ?? $request->query('date');
+
+        $query = Draw::query()
+            ->whereIn('status', DrawResultViewService::publishedDrawStatuses())
+            ->where('current_result_version', '>', 0)
+            ->whereNotNull('draw_time')
+            ->whereExists(function ($sub): void {
+                $sub->selectRaw('1')
+                    ->from((new DrawResultBatch)->getTable())
+                    ->whereColumn('draw_id', 'draws.id')
+                    ->whereColumn('result_version', 'draws.current_result_version')
+                    ->where('status', DrawResultBatchStatus::Published->value);
+            });
+
+        if (is_string($bizDate) && preg_match('/^\d{4}-\d{2}-\d{2}$/', $bizDate)) {
+            $query->whereDate('business_date', $bizDate);
+        }
+
+        /** @var LengthAwarePaginator<int, Draw> $paginator */
+        $paginator = $query
+            ->orderByDesc('draw_time')
+            ->paginate(perPage: $perPage, columns: ['*'], pageName: 'page', page: $page);
+
+        $decorated = $this->viewer->decoratePaginator($paginator);
+
+        return ApiResponse::success([
+            'items' => $decorated->items(),
+            'total' => $decorated->total(),
+            'page' => $decorated->currentPage(),
+            'per_page' => $decorated->perPage(),
+            'last_page' => $decorated->lastPage(),
+        ]);
+    }
+}
diff --git a/app/Lottery/DrawResultBatchStatus.php b/app/Lottery/DrawResultBatchStatus.php
new file mode 100644
index 0000000..3fc588a
--- /dev/null
+++ b/app/Lottery/DrawResultBatchStatus.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Lottery;
+
+/** 开奖批次状态 {@see draw_result_batches.status} */
+enum DrawResultBatchStatus: string
+{
+    /** RNG/人工录入完成，等待审核 */
+    case PendingReview = 'pending_review';
+
+    /** 已发布为当期有效结果 */
+    case Published = 'published';
+
+    /** 审核驳回（本阶段仅占位） */
+    case Rejected = 'rejected';
+}
diff --git a/app/Lottery/DrawResultSourceType.php b/app/Lottery/DrawResultSourceType.php
new file mode 100644
index 0000000..2dd20d3
--- /dev/null
+++ b/app/Lottery/DrawResultSourceType.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Lottery;
+
+enum DrawResultSourceType: string
+{
+    case Rng = 'rng';
+
+    case Manual = 'manual';
+}
diff --git a/app/Lottery/DrawStatus.php b/app/Lottery/DrawStatus.php
new file mode 100644
index 0000000..aa531cf
--- /dev/null
+++ b/app/Lottery/DrawStatus.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Lottery;
+
+/**
+ * 期号状态 {@see draws.status} — 与《04-领域字典》draw_status、产品文档 §7.1 对齐。
+ */
+enum DrawStatus: string
+{
+    /** pending — 未开始 */
+    case Pending = 'pending';
+
+    /** open — 可下注 */
+    case Open = 'open';
+
+    /** closing — 封盘中（已停止接受新注单，开奖时刻未到） */
+    case Closing = 'closing';
+
+    /** closed — 已封盘待开奖（已到计划开奖时刻，等待 RNG/Lua 开奖） */
+    case Closed = 'closed';
+
+    /** drawing — 开奖处理中（正在生成结果批次） */
+    case Drawing = 'drawing';
+
+    /** review — 待人工审核（可配置 RNG 后直接发布则无此态） */
+    case Review = 'review';
+
+    /** cooldown — 冷静期（结果已发布后的冻结窗口） */
+    case Cooldown = 'cooldown';
+
+    /** settling — 结算处理中（派彩链路，阶段 4 推进） */
+    case Settling = 'settling';
+
+    /** settled — 已结算 */
+    case Settled = 'settled';
+
+    /** cancelled — 已取消 */
+    case Cancelled = 'cancelled';
+}
diff --git a/app/Models/Draw.php b/app/Models/Draw.php
new file mode 100644
index 0000000..1942288
--- /dev/null
+++ b/app/Models/Draw.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Models;
+
+use App\Lottery\DrawStatus;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/** 彩票期号 {@see draws} */
+class Draw extends Model
+{
+    protected $fillable = [
+        'draw_no',
+        'business_date',
+        'sequence_no',
+        'status',
+        'start_time',
+        'close_time',
+        'draw_time',
+        'cooling_end_time',
+        'result_source',
+        'current_result_version',
+        'settle_version',
+        'is_reopened',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'business_date' => 'date',
+            'start_time' => 'datetime',
+            'close_time' => 'datetime',
+            'draw_time' => 'datetime',
+            'cooling_end_time' => 'datetime',
+            'current_result_version' => 'integer',
+            'settle_version' => 'integer',
+            'is_reopened' => 'boolean',
+        ];
+    }
+
+    public function statusEnum(): ?DrawStatus
+    {
+        return DrawStatus::tryFrom((string) $this->status);
+    }
+
+    public function resultBatches(): HasMany
+    {
+        return $this->hasMany(DrawResultBatch::class);
+    }
+
+    public function resultItems(): HasMany
+    {
+        return $this->hasMany(DrawResultItem::class);
+    }
+}
diff --git a/app/Models/DrawResultBatch.php b/app/Models/DrawResultBatch.php
new file mode 100644
index 0000000..b334880
--- /dev/null
+++ b/app/Models/DrawResultBatch.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace App\Models;
+
+use App\Lottery\DrawResultBatchStatus;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/** 开奖结果批次（含 RNG 种子摘要、审核人） {@see draw_result_batches} */
+class DrawResultBatch extends Model
+{
+    public $timestamps = true;
+
+    protected $fillable = [
+        'draw_id',
+        'result_version',
+        'source_type',
+        'rng_seed_hash',
+        'raw_seed_encrypted',
+        'status',
+        'created_by',
+        'confirmed_by',
+        'confirmed_at',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'result_version' => 'integer',
+            'confirmed_at' => 'datetime',
+        ];
+    }
+
+    public function draw(): BelongsTo
+    {
+        return $this->belongsTo(Draw::class);
+    }
+
+    public function items(): HasMany
+    {
+        return $this->hasMany(DrawResultItem::class, 'result_batch_id');
+    }
+
+    public function statusEnum(): ?DrawResultBatchStatus
+    {
+        return DrawResultBatchStatus::tryFrom((string) $this->status);
+    }
+}
diff --git a/app/Models/DrawResultItem.php b/app/Models/DrawResultItem.php
new file mode 100644
index 0000000..4f060a1
--- /dev/null
+++ b/app/Models/DrawResultItem.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/** 单条中奖号码行（与界面文档奖项分区对应） {@see draw_result_items} */
+class DrawResultItem extends Model
+{
+    public const UPDATED_AT = null;
+
+    protected $fillable = [
+        'draw_id',
+        'result_batch_id',
+        'prize_type',
+        'prize_index',
+        'number_4d',
+        'suffix_3d',
+        'suffix_2d',
+        'head_digit',
+        'tail_digit',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'prize_index' => 'integer',
+            'head_digit' => 'integer',
+            'tail_digit' => 'integer',
+        ];
+    }
+
+    public function draw(): BelongsTo
+    {
+        return $this->belongsTo(Draw::class);
+    }
+
+    public function batch(): BelongsTo
+    {
+        return $this->belongsTo(DrawResultBatch::class, 'result_batch_id');
+    }
+}
diff --git a/app/Services/Draw/DrawHallSnapshotBuilder.php b/app/Services/Draw/DrawHallSnapshotBuilder.php
new file mode 100644
index 0000000..40c3a51
--- /dev/null
+++ b/app/Services/Draw/DrawHallSnapshotBuilder.php
@@ -0,0 +1,182 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use Carbon\Carbon;
+
+/**
+ * `GET draw/current` 与大厅 WS 快照共用数据结构。
+ *
+ * @return array<string, mixed>|null
+ */
+final class DrawHallSnapshotBuilder
+{
+    /**
+     * Tick 未及时跑时，DB 仍为 `open` 但已到封盘时刻；对外快照与界面应对齐真实可下注态（见 DrawTickService::openToClosingOrClosed）。
+     *
+     * 后台「当前大厅可见状态」预览可共用本方法。
+     */
+    public function effectiveHallDisplayStatus(Draw $target, Carbon $nowUtc): string
+    {
+        $db = (string) $target->status;
+        if ($db !== DrawStatus::Open->value) {
+            return $db;
+        }
+
+        $closeUtc = $target->close_time;
+        if (! $closeUtc instanceof Carbon || $closeUtc > $nowUtc) {
+            return $db;
+        }
+
+        $drawUtc = $target->draw_time;
+        if ($drawUtc instanceof Carbon && $drawUtc <= $nowUtc) {
+            return DrawStatus::Closed->value;
+        }
+
+        return DrawStatus::Closing->value;
+    }
+
+    private function showsPublishedResults(string $drawStatus): bool
+    {
+        return in_array($drawStatus, [
+            DrawStatus::Cooldown->value,
+            DrawStatus::Settling->value,
+            DrawStatus::Settled->value,
+        ], true);
+    }
+
+    /** 与 {@see build()} 使用同一套「大厅指向的当期行」 */
+    public function resolveHallTarget(?Carbon $nowUtc = null): ?Draw
+    {
+        $nowUtc = ($nowUtc ?? Carbon::now())->utc();
+
+        $bettingOpen = Draw::query()
+            ->where('status', DrawStatus::Open->value)
+            ->where(function ($q) use ($nowUtc): void {
+                $q->whereNull('close_time')
+                    ->orWhere('close_time', '>', $nowUtc);
+            })
+            ->orderBy('draw_time')
+            ->first();
+
+        $chronological = Draw::query()
+            ->whereNotIn('status', [
+                DrawStatus::Settled->value,
+                DrawStatus::Cancelled->value,
+            ])
+            ->orderBy('draw_time')
+            ->first();
+
+        return $bettingOpen ?? $chronological;
+    }
+
+    /**
+     * {@see DrawTickService} 发 `draw.status_change` 用：按 **数据库** `draw_no`+`status`，不用展示态规范化。
+     *
+     * @return array{draw_no: string, status: string}|null
+     */
+    public function hallTargetFingerprint(?Carbon $nowUtc = null): ?array
+    {
+        $target = $this->resolveHallTarget($nowUtc);
+        if ($target === null) {
+            return null;
+        }
+
+        return [
+            'draw_no' => (string) $target->draw_no,
+            'status' => (string) $target->status,
+        ];
+    }
+
+    /**
+     * @return array<string, mixed>|null
+     */
+    public function build(?Carbon $nowUtc = null): ?array
+    {
+        $nowUtc = ($nowUtc ?? Carbon::now())->utc();
+
+        $target = $this->resolveHallTarget($nowUtc);
+
+        if ($target === null) {
+            return null;
+        }
+
+        $closeUtc = $target->close_time;
+        $secsToClose = ($closeUtc !== null && $closeUtc > $nowUtc)
+            ? max(0, (int) $closeUtc->getTimestamp() - (int) $nowUtc->getTimestamp())
+            : 0;
+
+        $secsToDraw = ($target->draw_time !== null && $target->draw_time > $nowUtc)
+            ? max(0, (int) $target->draw_time->getTimestamp() - (int) $nowUtc->getTimestamp())
+            : 0;
+
+        $coolingRemain = null;
+        if (
+            $target->cooling_end_time instanceof Carbon
+            && $target->cooling_end_time > $nowUtc
+        ) {
+            $coolingRemain = max(
+                0,
+                (int) $target->cooling_end_time->getTimestamp() - (int) $nowUtc->getTimestamp(),
+            );
+        }
+
+        $effectiveStatus = $this->effectiveHallDisplayStatus($target, $nowUtc);
+
+        $payload = [
+            'draw_no' => $target->draw_no,
+            'business_date' => $target->business_date instanceof Carbon
+                ? $target->business_date->format('Y-m-d')
+                : (string) $target->business_date,
+            'sequence_no' => (int) $target->sequence_no,
+            'status' => $effectiveStatus,
+            'start_time' => $target->start_time?->toIso8601String(),
+            'close_time' => $target->close_time?->toIso8601String(),
+            'draw_time' => $target->draw_time?->toIso8601String(),
+            'seconds_to_close' => $secsToClose,
+            'seconds_to_draw' => $secsToDraw,
+            'cooling_end_time' => $target->cooling_end_time?->toIso8601String(),
+            'seconds_remaining_in_cooldown' => $coolingRemain,
+        ];
+
+        if ($this->showsPublishedResults((string) $target->status)) {
+            $batchId = DrawResultBatch::query()
+                ->where('draw_id', $target->id)
+                ->where('result_version', (int) $target->current_result_version)
+                ->where('status', DrawResultBatchStatus::Published->value)
+                ->value('id');
+
+            if ($batchId !== null) {
+                $payload['result_items'] = DrawResultItem::query()
+                    ->where('result_batch_id', $batchId)
+                    ->orderBy('prize_type')
+                    ->orderBy('prize_index')
+                    ->get([
+                        'prize_type', 'prize_index',
+                        'number_4d', 'suffix_3d', 'suffix_2d', 'head_digit', 'tail_digit',
+                    ])
+                    ->map(fn ($row) => [
+                        'prize_type' => $row->prize_type,
+                        'prize_index' => (int) $row->prize_index,
+                        'number_4d' => $row->number_4d,
+                        'suffix_3d' => $row->suffix_3d,
+                        'suffix_2d' => $row->suffix_2d,
+                        'head_digit' => $row->head_digit,
+                        'tail_digit' => $row->tail_digit,
+                    ])
+                    ->values()
+                    ->all();
+            }
+
+            $payload['result_version'] = (int) $target->current_result_version;
+            $payload['result_source'] = $target->result_source;
+        }
+
+        return $payload;
+    }
+}
diff --git a/app/Services/Draw/DrawPlannerService.php b/app/Services/Draw/DrawPlannerService.php
new file mode 100644
index 0000000..22dc922
--- /dev/null
+++ b/app/Services/Draw/DrawPlannerService.php
@@ -0,0 +1,168 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use Carbon\Carbon;
+use Illuminate\Database\QueryException;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * 按计划生成未来的 `draws` 行（期号、时间表）。
+ */
+final class DrawPlannerService
+{
+    /** @return array{created: int, buffer_target: int, upcoming: int} */
+    public function ensureBuffer(?Carbon $now = null): array
+    {
+        $nowUtc = ($now ?? Carbon::now())->utc();
+        $tz = (string) config('lottery.draw.timezone', 'UTC');
+        $interval = (int) config('lottery.draw.interval_minutes', 5);
+        $buffer = (int) config('lottery.draw.buffer_draws_ahead', 8);
+        $maxSeq = intdiv(24 * 60, $interval);
+
+        $upcoming = Draw::query()
+            ->where('draw_time', '>', $nowUtc)
+            ->where('status', '!=', DrawStatus::Cancelled->value)
+            ->count();
+
+        $created = 0;
+        $guard = 0;
+        while ($upcoming < $buffer && $guard < 10_000) {
+            $guard++;
+            $nowLocal = $nowUtc->copy()->timezone($tz);
+            $last = Draw::query()
+                ->orderByDesc('business_date')
+                ->orderByDesc('sequence_no')
+                ->first();
+
+            $row = $last === null
+                ? $this->firstSchedule($tz, $interval, $maxSeq, $nowLocal)
+                : $this->scheduleAfter($last, $tz, $interval, $maxSeq, $nowLocal);
+
+            try {
+                DB::transaction(function () use ($row, $nowUtc, &$created): void {
+                    Draw::query()->create($this->timelinePayload($row, $nowUtc));
+                    $created++;
+                });
+                $upcoming++;
+            } catch (QueryException $e) {
+                if (($e->errorInfo[1] ?? null) === 19 || str_contains($e->getMessage(), 'unique')) {
+                    /** 并发或重试：下一循环用新的 last 行 */
+                    continue;
+                }
+                throw $e;
+            }
+        }
+
+        return [
+            'created' => $created,
+            'buffer_target' => $buffer,
+            'upcoming' => $upcoming,
+        ];
+    }
+
+    /**
+     * @return array{business_date: string, sequence_no: int, draw_local: Carbon}
+     */
+    private function firstSchedule(string $tz, int $intervalMinutes, int $maxSeqPerDay, Carbon $nowLocal): array
+    {
+        $day = $nowLocal->copy()->startOfDay();
+        $seq = 1;
+        $drawLocal = $day->copy()->addMinutes($seq * $intervalMinutes);
+        while ($drawLocal <= $nowLocal && $seq <= $maxSeqPerDay) {
+            $seq++;
+            $drawLocal = $day->copy()->addMinutes($seq * $intervalMinutes);
+        }
+        if ($seq > $maxSeqPerDay) {
+            $day = $day->addDay();
+            $seq = 1;
+            $drawLocal = $day->copy()->addMinutes($seq * $intervalMinutes);
+            while ($drawLocal <= $nowLocal && $seq <= $maxSeqPerDay) {
+                $seq++;
+                $drawLocal = $day->copy()->addMinutes($seq * $intervalMinutes);
+            }
+        }
+
+        return [
+            'business_date' => $day->format('Y-m-d'),
+            'sequence_no' => $seq,
+            'draw_local' => $drawLocal->copy()->timezone($tz),
+        ];
+    }
+
+    /**
+     * @return array{business_date: string, sequence_no: int, draw_local: Carbon}
+     */
+    private function scheduleAfter(Draw $last, string $tz, int $intervalMinutes, int $maxSeqPerDay, Carbon $nowLocal): array
+    {
+        $day = Carbon::parse((string) $last->business_date, $tz)->startOfDay();
+        $seq = (int) $last->sequence_no + 1;
+        if ($seq > $maxSeqPerDay) {
+            $day = $day->addDay();
+            $seq = 1;
+        }
+
+        $drawLocal = $day->copy()->addMinutes($seq * $intervalMinutes);
+        while ($drawLocal <= $nowLocal) {
+            $seq++;
+            if ($seq > $maxSeqPerDay) {
+                $day = $day->addDay();
+                $seq = 1;
+            }
+            $drawLocal = $day->copy()->addMinutes($seq * $intervalMinutes);
+        }
+
+        return [
+            'business_date' => $day->format('Y-m-d'),
+            'sequence_no' => $seq,
+            'draw_local' => $drawLocal->copy()->timezone($tz),
+        ];
+    }
+
+    /**
+     * @param  array{business_date: string, sequence_no: int, draw_local: Carbon}  $row
+     * @return array<string, mixed>
+     */
+    private function timelinePayload(array $row, Carbon $nowUtc): array
+    {
+        $closeBefore = (int) config('lottery.draw.close_before_draw_seconds', 30);
+        $bettingWindow = (int) config('lottery.draw.betting_window_seconds', 270);
+
+        $drawLocal = $row['draw_local']->copy();
+
+        $closeLocal = $drawLocal->copy()->subSeconds($closeBefore);
+        $startLocal = $closeLocal->copy()->subSeconds($bettingWindow);
+
+        $startUtc = $startLocal->copy()->timezone('UTC');
+        $closeUtc = $closeLocal->copy()->timezone('UTC');
+        $drawUtc = $drawLocal->copy()->timezone('UTC');
+
+        if ($nowUtc < $startUtc) {
+            $status = DrawStatus::Pending->value;
+        } elseif ($nowUtc < $closeUtc) {
+            $status = DrawStatus::Open->value;
+        } elseif ($nowUtc < $drawUtc) {
+            $status = DrawStatus::Closing->value;
+        } else {
+            $status = DrawStatus::Closed->value;
+        }
+
+        return [
+            'draw_no' => str_replace('-', '', $row['business_date']).'-'.
+                str_pad((string) $row['sequence_no'], 3, '0', STR_PAD_LEFT),
+            'business_date' => $row['business_date'],
+            'sequence_no' => $row['sequence_no'],
+            'status' => $status,
+            'start_time' => $startLocal->copy()->timezone('UTC'),
+            'close_time' => $closeLocal->copy()->timezone('UTC'),
+            'draw_time' => $drawLocal->copy()->timezone('UTC'),
+            'cooling_end_time' => null,
+            'result_source' => null,
+            'current_result_version' => 0,
+            'settle_version' => 0,
+            'is_reopened' => false,
+        ];
+    }
+}
diff --git a/app/Services/Draw/DrawPrizeLayout.php b/app/Services/Draw/DrawPrizeLayout.php
new file mode 100644
index 0000000..dec8c1c
--- /dev/null
+++ b/app/Services/Draw/DrawPrizeLayout.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Services\Draw;
+
+/**
+ * 开奖号码行布局（与界面文档 4.6 奖项分区一致）。
+ *
+ * @return array<int, array{prize_type: string, prize_index: int}>
+ */
+final class DrawPrizeLayout
+{
+    public static function slots(): array
+    {
+        $slots = [];
+        foreach (['first', 'second', 'third'] as $tier) {
+            $slots[] = ['prize_type' => $tier, 'prize_index' => 0];
+        }
+        for ($i = 0; $i < 10; $i++) {
+            $slots[] = ['prize_type' => 'starter', 'prize_index' => $i];
+        }
+        for ($i = 0; $i < 10; $i++) {
+            $slots[] = ['prize_type' => 'consolation', 'prize_index' => $i];
+        }
+
+        return $slots;
+    }
+}
diff --git a/app/Services/Draw/DrawPublishService.php b/app/Services/Draw/DrawPublishService.php
new file mode 100644
index 0000000..afa022e
--- /dev/null
+++ b/app/Services/Draw/DrawPublishService.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawStatus;
+use App\Models\AdminUser;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * 人工审核通过后发布结果；或 RNG 自动生成路径内联调用同一事务字段更新。
+ */
+final class DrawPublishService
+{
+    public function __construct(
+        private readonly LotteryHallRealtimeBroadcaster $hallRealtime,
+        private readonly DrawHallSnapshotBuilder $snapshot,
+    ) {}
+
+    public function publishManualBatch(DrawResultBatch $batch, AdminUser $admin): Draw
+    {
+        $draw = DB::transaction(function () use ($batch, $admin): Draw {
+            /** @var DrawResultBatch $lockedBatch */
+            $lockedBatch = DrawResultBatch::query()->whereKey($batch->id)->lockForUpdate()->firstOrFail();
+            if ($lockedBatch->status !== DrawResultBatchStatus::PendingReview->value) {
+                throw new \RuntimeException('batch_not_pending_review');
+            }
+
+            /** @var Draw $draw */
+            $draw = Draw::query()->whereKey($lockedBatch->draw_id)->lockForUpdate()->firstOrFail();
+            $lockedBatch->forceFill([
+                'status' => DrawResultBatchStatus::Published->value,
+                'confirmed_by' => $admin->id,
+                'confirmed_at' => now(),
+            ])->save();
+
+            return $this->applyPublishedToDraw($draw, $lockedBatch);
+        });
+
+        $data = $this->snapshot->build();
+        $this->hallRealtime->notifyResultPublished($data);
+        $this->hallRealtime->notifyStatusChange($data);
+
+        return $draw;
+    }
+
+    /** RNG 自动生成且无需审核时在同一事务调用 */
+    public function markPublishedInTransaction(Draw $draw, DrawResultBatch $batch): Draw
+    {
+        $batch->forceFill([
+            'status' => DrawResultBatchStatus::Published->value,
+            'confirmed_by' => null,
+            'confirmed_at' => now(),
+        ])->save();
+
+        $draw = $this->applyPublishedToDraw($draw, $batch);
+
+        DB::afterCommit(function (): void {
+            $data = app(DrawHallSnapshotBuilder::class)->build();
+            app(LotteryHallRealtimeBroadcaster::class)->notifyResultPublished($data);
+        });
+
+        return $draw;
+    }
+
+    private function applyPublishedToDraw(Draw $draw, DrawResultBatch $batch): Draw
+    {
+        $cooldownMinutes = (int) config('lottery.draw.cooldown_minutes', 15);
+        if ($cooldownMinutes > 0) {
+            $draw->forceFill([
+                'status' => DrawStatus::Cooldown->value,
+                'current_result_version' => (int) $batch->result_version,
+                'result_source' => $batch->source_type,
+                'cooling_end_time' => now()->addMinutes($cooldownMinutes),
+            ])->save();
+        } else {
+            $draw->forceFill([
+                'status' => DrawStatus::Settling->value,
+                'current_result_version' => (int) $batch->result_version,
+                'result_source' => $batch->source_type,
+                'cooling_end_time' => null,
+            ])->save();
+        }
+
+        return $draw->refresh();
+    }
+}
diff --git a/app/Services/Draw/DrawResultViewService.php b/app/Services/Draw/DrawResultViewService.php
new file mode 100644
index 0000000..aa10c46
--- /dev/null
+++ b/app/Services/Draw/DrawResultViewService.php
@@ -0,0 +1,169 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use Illuminate\Contracts\Pagination\LengthAwarePaginator;
+use Illuminate\Support\Collection;
+
+/**
+ * 将已发布的 {@see DrawResultItem} 聚合成前端/文档约定结构。
+ */
+final class DrawResultViewService
+{
+    /**
+     * 与 `docs/01-产品文档` GET /api/v1/results 示例键名对齐（1st/2nd/3rd/starter/consolation）。
+     *
+     * @return array{
+     *   1st: string,
+     *   2nd: string,
+     *   3rd: string,
+     *   starter: array<int, string>,
+     *   consolation: array<int, string>
+     * }
+     */
+    public function numbersFromItems(Collection $items): array
+    {
+        $byType = [
+            'first' => [],
+            'second' => [],
+            'third' => [],
+            'starter' => [],
+            'consolation' => [],
+        ];
+
+        foreach ($items->sortBy(['prize_type', 'prize_index']) as $row) {
+            /** @var DrawResultItem $row */
+            $t = (string) $row->prize_type;
+            if (! isset($byType[$t])) {
+                continue;
+            }
+            $byType[$t][] = (string) $row->number_4d;
+        }
+
+        return [
+            '1st' => $byType['first'][0] ?? '',
+            '2nd' => $byType['second'][0] ?? '',
+            '3rd' => $byType['third'][0] ?? '',
+            'starter' => array_values($byType['starter']),
+            'consolation' => array_values($byType['consolation']),
+        ];
+    }
+
+    /**
+     * 返回 null 若该期尚未有可展示的开奖采纳版本。
+     *
+     * @return array<string, mixed>|null
+     */
+    public function summarizeDraw(Draw $draw): ?array
+    {
+        $version = (int) $draw->current_result_version;
+        if ($version < 1) {
+            return null;
+        }
+
+        $batch = DrawResultBatch::query()
+            ->where('draw_id', $draw->id)
+            ->where('result_version', $version)
+            ->where('status', DrawResultBatchStatus::Published->value)
+            ->first();
+
+        if ($batch === null) {
+            return null;
+        }
+
+        $items = DrawResultItem::query()
+            ->where('result_batch_id', $batch->id)
+            ->orderBy('prize_type')
+            ->orderBy('prize_index')
+            ->get([
+                'prize_type', 'prize_index', 'number_4d',
+                'suffix_3d', 'suffix_2d', 'head_digit', 'tail_digit',
+            ]);
+
+        if ($items->isEmpty()) {
+            return null;
+        }
+
+        $numbers = $this->numbersFromItems($items);
+
+        return [
+            'draw_id' => $draw->draw_no,
+            'draw_no' => $draw->draw_no,
+            'business_date' => $draw->business_date?->format('Y-m-d') ?? (string) $draw->business_date,
+            'draw_time' => $draw->draw_time?->format('Y-m-d H:i:s'),
+            'draw_time_iso' => $draw->draw_time?->toIso8601String(),
+            'result_version' => $version,
+            'result_source' => $draw->result_source,
+            'results' => $numbers,
+            'result_items' => $items->map(fn (DrawResultItem $r) => [
+                'prize_type' => $r->prize_type,
+                'prize_index' => (int) $r->prize_index,
+                'number_4d' => $r->number_4d,
+                'suffix_3d' => $r->suffix_3d,
+                'suffix_2d' => $r->suffix_2d,
+                'head_digit' => $r->head_digit !== null ? (int) $r->head_digit : null,
+                'tail_digit' => $r->tail_digit !== null ? (int) $r->tail_digit : null,
+            ])->values()->all(),
+        ];
+    }
+
+    /**
+     * @param  LengthAwarePaginator<int, Draw>  $paginator
+     */
+    public function decoratePaginator(LengthAwarePaginator $paginator): LengthAwarePaginator
+    {
+        $collection = $paginator->getCollection()->map(function (Draw $draw): ?array {
+            return $this->summarizeDraw($draw);
+        })->filter();
+
+        $paginator->setCollection($collection->values());
+
+        return $paginator;
+    }
+
+    /** 已发布开奖结果的可查询状态（对外展示往期）。 */
+    public static function publishedDrawStatuses(): array
+    {
+        return [
+            DrawStatus::Cooldown->value,
+            DrawStatus::Settling->value,
+            DrawStatus::Settled->value,
+        ];
+    }
+
+    public function neighborsIsoTime(Draw $draw): array
+    {
+        $statuses = self::publishedDrawStatuses();
+        $t = $draw->draw_time;
+        $prevNo = null;
+        $nextNo = null;
+
+        if ($t !== null) {
+            $prevNo = Draw::query()
+                ->whereIn('status', $statuses)
+                ->where('current_result_version', '>', 0)
+                ->whereNotNull('draw_time')
+                ->where('draw_time', '<', $t)
+                ->orderByDesc('draw_time')
+                ->value('draw_no');
+
+            $nextNo = Draw::query()
+                ->whereIn('status', $statuses)
+                ->where('current_result_version', '>', 0)
+                ->whereNotNull('draw_time')
+                ->where('draw_time', '>', $t)
+                ->orderBy('draw_time')
+                ->value('draw_no');
+        }
+
+        return [
+            'previous_draw_no' => $prevNo,
+            'next_draw_no' => $nextNo,
+        ];
+    }
+}
diff --git a/app/Services/Draw/DrawRngRunner.php b/app/Services/Draw/DrawRngRunner.php
new file mode 100644
index 0000000..234ad72
--- /dev/null
+++ b/app/Services/Draw/DrawRngRunner.php
@@ -0,0 +1,116 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawResultSourceType;
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * 按配置执行 RNG，写入 {@see DrawResultBatch} / {@see DrawResultItem}。
+ */
+final class DrawRngRunner
+{
+    public function __construct(
+        private readonly DrawPublishService $publisher,
+    ) {}
+
+    /** 已对单期加锁外层调用时使用 */
+    public function executeLocked(Draw $draw): DrawResultBatch
+    {
+        $draw->forceFill([
+            'status' => DrawStatus::Drawing->value,
+        ])->save();
+
+        $manualReview = (bool) config('lottery.draw.require_manual_review', false);
+        $seedMaterial = bin2hex(random_bytes(32));
+        $rngSeedHash = hash('sha256', $seedMaterial);
+
+        $nextVersion = max(1, (int) $draw->current_result_version + 1);
+
+        $batch = DrawResultBatch::query()->create([
+            'draw_id' => $draw->id,
+            'result_version' => $nextVersion,
+            'source_type' => DrawResultSourceType::Rng->value,
+            'rng_seed_hash' => $rngSeedHash,
+            'raw_seed_encrypted' => null,
+            'status' => $manualReview ? DrawResultBatchStatus::PendingReview->value : DrawResultBatchStatus::Published->value,
+            'created_by' => null,
+            'confirmed_by' => null,
+            'confirmed_at' => $manualReview ? null : now(),
+        ]);
+
+        foreach (DrawPrizeLayout::slots() as $slot) {
+            $num = str_pad((string) random_int(0, 9999), 4, '0', STR_PAD_LEFT);
+            $suffix3 = substr($num, -3);
+            $suffix2 = substr($num, -2);
+
+            DrawResultItem::query()->create([
+                'draw_id' => $draw->id,
+                'result_batch_id' => $batch->id,
+                'prize_type' => $slot['prize_type'],
+                'prize_index' => $slot['prize_index'],
+                'number_4d' => $num,
+                'suffix_3d' => $suffix3,
+                'suffix_2d' => $suffix2,
+                'head_digit' => $num !== '' ? (int) substr($num, 0, 1) : null,
+                'tail_digit' => $num !== '' ? (int) substr($num, 3, 1) : null,
+            ]);
+        }
+
+        if ($manualReview) {
+            $draw->forceFill([
+                'status' => DrawStatus::Review->value,
+                'result_source' => DrawResultSourceType::Rng->value,
+            ])->save();
+        } else {
+            $this->publisher->markPublishedInTransaction($draw->fresh(), $batch->fresh());
+        }
+
+        return $batch->fresh();
+    }
+
+    /**
+     * @return array{rung: int, errors: array<int, string>}
+     */
+    public function runDue(?Carbon $now = null): array
+    {
+        $nowUtc = ($now ?? Carbon::now())->utc();
+        $rung = 0;
+        $errors = [];
+
+        $ids = Draw::query()
+            ->where('status', DrawStatus::Closed->value)
+            ->whereNotNull('draw_time')
+            ->where('draw_time', '<=', $nowUtc)
+            ->whereDoesntHave('resultBatches')
+            ->orderBy('draw_time')
+            ->pluck('id');
+
+        foreach ($ids as $drawId) {
+            try {
+                DB::transaction(function () use ($drawId, &$rung): void {
+                    /** @var Draw|null $locked */
+                    $locked = Draw::query()->whereKey($drawId)->lockForUpdate()->first();
+                    if ($locked === null || $locked->status !== DrawStatus::Closed->value) {
+                        return;
+                    }
+                    if ($locked->resultBatches()->exists()) {
+                        return;
+                    }
+                    $this->executeLocked($locked);
+                    $rung++;
+                });
+            } catch (\Throwable $e) {
+                $errors[] = (string) $drawId.': '.$e->getMessage();
+            }
+        }
+
+        return ['rung' => $rung, 'errors' => $errors];
+    }
+}
diff --git a/app/Services/Draw/DrawTickService.php b/app/Services/Draw/DrawTickService.php
new file mode 100644
index 0000000..48ac046
--- /dev/null
+++ b/app/Services/Draw/DrawTickService.php
@@ -0,0 +1,134 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use Carbon\Carbon;
+
+/**
+ * 每分钟调度：期号状态推进 → RNG（若到期号）→ 冷静期结束时进入结算态 → 补齐未来缓冲。
+ *
+ * @see 《04-领域字典》draw_status
+ */
+final class DrawTickService
+{
+    public function __construct(
+        private readonly DrawPlannerService $planner,
+        private readonly DrawRngRunner $rng,
+        private readonly DrawHallSnapshotBuilder $hallSnapshot,
+        private readonly LotteryHallRealtimeBroadcaster $hallRealtime,
+    ) {}
+
+    /**
+     * @return array{
+     *     status_updates: array<string, int>,
+     *     rng_rung: int,
+     *     rng_errors: array<int, string>,
+     *     planned: array<string, int>
+     * }
+     */
+    public function tick(?Carbon $now = null): array
+    {
+        $nowUtc = ($now ?? Carbon::now())->utc();
+
+        $hallFpBefore = $this->hallSnapshot->hallTargetFingerprint($nowUtc);
+
+        $statusUpdates = [
+            'pending_to_open_or_later' => $this->promoteStalePendingRows($nowUtc),
+            'open_to_closing_or_closed' => $this->openToClosingOrClosed($nowUtc),
+            'closing_to_closed' => $this->closingToClosed($nowUtc),
+            'cooldown_to_settling' => $this->cooldownToSettling($nowUtc),
+        ];
+
+        $rngOutcome = $this->rng->runDue($nowUtc);
+        $planned = $this->planner->ensureBuffer($nowUtc);
+
+        $report = [
+            'status_updates' => $statusUpdates,
+            'rng_rung' => $rngOutcome['rung'],
+            'rng_errors' => $rngOutcome['errors'],
+            'planned' => $planned,
+        ];
+
+        $snapshotAfter = $this->hallSnapshot->build($nowUtc);
+        $hallFpAfter = $this->hallSnapshot->hallTargetFingerprint($nowUtc);
+
+        $this->hallRealtime->notifyStatusChangeIfHallDbChanged($hallFpBefore, $hallFpAfter, $snapshotAfter);
+
+        return $report;
+    }
+
+    /** 补偿迟到的调度：pending 可依当前时刻落到 open / closing / closed。 */
+    private function promoteStalePendingRows(Carbon $nowUtc): int
+    {
+        $toClosed = Draw::query()
+            ->where('status', DrawStatus::Pending->value)
+            ->whereNotNull('draw_time')
+            ->where('draw_time', '<=', $nowUtc)
+            ->update(['status' => DrawStatus::Closed->value]);
+
+        $toClosing = Draw::query()
+            ->where('status', DrawStatus::Pending->value)
+            ->whereNotNull('close_time')
+            ->whereNotNull('draw_time')
+            ->where('close_time', '<=', $nowUtc)
+            ->where('draw_time', '>', $nowUtc)
+            ->update(['status' => DrawStatus::Closing->value]);
+
+        $toOpen = Draw::query()
+            ->where('status', DrawStatus::Pending->value)
+            ->whereNotNull('start_time')
+            ->where('start_time', '<=', $nowUtc)
+            ->where(function ($q) use ($nowUtc): void {
+                $q->whereNull('close_time')
+                    ->orWhere('close_time', '>', $nowUtc);
+            })
+            ->update(['status' => DrawStatus::Open->value]);
+
+        return (int) $toClosed + (int) $toClosing + (int) $toOpen;
+    }
+
+    /** 先处理「已封盘且已越过开奖时刻」直达 closed，再走正常封盘中。 */
+    private function openToClosingOrClosed(Carbon $nowUtc): int
+    {
+        $toClosed = Draw::query()
+            ->where('status', DrawStatus::Open->value)
+            ->whereNotNull('close_time')
+            ->where('close_time', '<=', $nowUtc)
+            ->whereNotNull('draw_time')
+            ->where('draw_time', '<=', $nowUtc)
+            ->update(['status' => DrawStatus::Closed->value]);
+
+        $toClosing = Draw::query()
+            ->where('status', DrawStatus::Open->value)
+            ->whereNotNull('close_time')
+            ->where('close_time', '<=', $nowUtc)
+            ->where(function ($q) use ($nowUtc): void {
+                $q->whereNull('draw_time')
+                    ->orWhere('draw_time', '>', $nowUtc);
+            })
+            ->update(['status' => DrawStatus::Closing->value]);
+
+        return (int) $toClosed + (int) $toClosing;
+    }
+
+    private function closingToClosed(Carbon $nowUtc): int
+    {
+        return Draw::query()
+            ->where('status', DrawStatus::Closing->value)
+            ->whereNotNull('draw_time')
+            ->where('draw_time', '<=', $nowUtc)
+            ->update(['status' => DrawStatus::Closed->value]);
+    }
+
+    /** 冷静期结束 → settling（结算/派彩由后续阶段补齐）。 */
+    private function cooldownToSettling(Carbon $nowUtc): int
+    {
+        return Draw::query()
+            ->where('status', DrawStatus::Cooldown->value)
+            ->whereNotNull('cooling_end_time')
+            ->where('cooling_end_time', '<=', $nowUtc)
+            ->update(['status' => DrawStatus::Settling->value]);
+    }
+}
diff --git a/app/Services/Draw/LotteryHallRealtimeBroadcaster.php b/app/Services/Draw/LotteryHallRealtimeBroadcaster.php
new file mode 100644
index 0000000..1922ba9
--- /dev/null
+++ b/app/Services/Draw/LotteryHallRealtimeBroadcaster.php
@@ -0,0 +1,80 @@
+<?php
+
+namespace App\Services\Draw;
+
+use App\Events\DrawCountdownBroadcast;
+use App\Events\DrawResultPublishedBroadcast;
+use App\Events\DrawStatusChangeBroadcast;
+
+/**
+ * 对齐界面文档 §2.1：`draw.countdown`、`draw.status_change`、`result.published`（频道 `lottery-hall`）。
+ */
+final class LotteryHallRealtimeBroadcaster
+{
+    public function __construct(
+        private readonly DrawHallSnapshotBuilder $snapshot,
+    ) {}
+
+    /** 每秒调度：`draw.countdown` */
+    public function countdownPulse(): void
+    {
+        if (! $this->driverSupportsRealtime()) {
+            return;
+        }
+
+        $data = $this->snapshot->build();
+        $ms = (int) floor(microtime(true) * 1000);
+
+        broadcast(new DrawCountdownBroadcast($data, $ms));
+    }
+
+    /**
+     * Tick 首尾对比：**数据库**当期指纹（{@see DrawHallSnapshotBuilder::hallTargetFingerprint}）变了再发，
+     * 载荷仍为 {@see DrawHallSnapshotBuilder::build()}（含未到 tick 时对 `open` 的展示规范化）。
+     */
+    public function notifyStatusChangeIfHallDbChanged(?array $fpBefore, ?array $fpAfter, ?array $snapshotPayload): void
+    {
+        if (! $this->driverSupportsRealtime()) {
+            return;
+        }
+
+        if (($fpBefore['draw_no'] ?? null) === ($fpAfter['draw_no'] ?? null)
+            && ($fpBefore['status'] ?? null) === ($fpAfter['status'] ?? null)) {
+            return;
+        }
+
+        $this->notifyStatusChange($snapshotPayload);
+    }
+
+    /** `draw.status_change`（管理端发布后等不与 tick 同路径时使用）。 */
+    public function notifyStatusChange(?array $data): void
+    {
+        if (! $this->driverSupportsRealtime()) {
+            return;
+        }
+
+        broadcast(new DrawStatusChangeBroadcast($data, (int) floor(microtime(true) * 1000)));
+    }
+
+    /** `result.published` */
+    public function notifyResultPublished(?array $data): void
+    {
+        if (! $this->driverSupportsRealtime()) {
+            return;
+        }
+
+        broadcast(new DrawResultPublishedBroadcast($data, (int) floor(microtime(true) * 1000)));
+    }
+
+    private function driverSupportsRealtime(): bool
+    {
+        $default = config('broadcasting.default');
+        if ($default === null || $default === 'null') {
+            return false;
+        }
+
+        $driver = config("broadcasting.connections.{$default}.driver") ?? $default;
+
+        return ! in_array($driver, ['null', 'log'], true);
+    }
+}
diff --git a/bootstrap/app.php b/bootstrap/app.php
index 456fce6..852cdc7 100644
--- a/bootstrap/app.php
+++ b/bootstrap/app.php
@@ -16,6 +16,7 @@ use App\Lottery\ErrorCode;
 use App\Support\ApiResponse;
 use App\Support\LotteryLocale;
 use Illuminate\Auth\AuthenticationException;
+use Illuminate\Console\Scheduling\Schedule;
 use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Illuminate\Foundation\Application;
 use Illuminate\Foundation\Configuration\Exceptions;
@@ -32,6 +33,7 @@ return Application::configure(basePath: dirname(__DIR__))
         // 自动加前缀 `api` + middleware `api`，见 routes/api.php
         api: __DIR__.'/../routes/api.php',
         commands: __DIR__.'/../routes/console.php',
+        channels: __DIR__.'/../routes/channels.php',
         health: '/up',
     )
     ->withMiddleware(function (Middleware $middleware): void {
@@ -161,4 +163,10 @@ return Application::configure(basePath: dirname(__DIR__))
                 500,
             );
         });
-    })->create();
+    })
+    ->withSchedule(function (Schedule $schedule): void {
+        $schedule->command('lottery:draw-tick')->everyMinute();
+        /** @see docs/01-界面文档.md §2.1 `draw.countdown` */
+        $schedule->command('lottery:hall-countdown')->everySecond();
+    })
+    ->create();
diff --git a/composer.json b/composer.json
index 6fce83c..c631aa0 100644
--- a/composer.json
+++ b/composer.json
@@ -12,6 +12,7 @@
         "php": "^8.3",
         "firebase/php-jwt": "^6.11",
         "laravel/framework": "^13.7",
+        "laravel/reverb": "^1.10",
         "laravel/sanctum": "^4.3",
         "laravel/tinker": "^3.0"
     },
diff --git a/composer.lock b/composer.lock
index 119db8e..139f364 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "0921908c2ff678b179a811ae39a6c12b",
+    "content-hash": "d8d9d456c5d062cfd256fdf4112a87c8",
     "packages": [
         {
             "name": "brick/math",
@@ -103,6 +103,136 @@
             },
             "time": "2024-02-09T16:56:22+00:00"
         },
+        {
+            "name": "clue/redis-protocol",
+            "version": "v0.3.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/clue/redis-protocol.git",
+                "reference": "6f565332f5531b7722d1e9c445314b91862f6d6c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/clue/redis-protocol/zipball/6f565332f5531b7722d1e9c445314b91862f6d6c",
+                "reference": "6f565332f5531b7722d1e9c445314b91862f6d6c",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Clue\\Redis\\Protocol\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@lueck.tv"
+                }
+            ],
+            "description": "A streaming Redis protocol (RESP) parser and serializer written in pure PHP.",
+            "homepage": "https://github.com/clue/redis-protocol",
+            "keywords": [
+                "parser",
+                "protocol",
+                "redis",
+                "resp",
+                "serializer",
+                "streaming"
+            ],
+            "support": {
+                "issues": "https://github.com/clue/redis-protocol/issues",
+                "source": "https://github.com/clue/redis-protocol/tree/v0.3.2"
+            },
+            "funding": [
+                {
+                    "url": "https://clue.engineering/support",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/clue",
+                    "type": "github"
+                }
+            ],
+            "time": "2024-08-07T11:06:28+00:00"
+        },
+        {
+            "name": "clue/redis-react",
+            "version": "v2.8.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/clue/reactphp-redis.git",
+                "reference": "84569198dfd5564977d2ae6a32de4beb5a24bdca"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/clue/reactphp-redis/zipball/84569198dfd5564977d2ae6a32de4beb5a24bdca",
+                "reference": "84569198dfd5564977d2ae6a32de4beb5a24bdca",
+                "shasum": ""
+            },
+            "require": {
+                "clue/redis-protocol": "^0.3.2",
+                "evenement/evenement": "^3.0 || ^2.0 || ^1.0",
+                "php": ">=5.3",
+                "react/event-loop": "^1.2",
+                "react/promise": "^3.2 || ^2.0 || ^1.1",
+                "react/promise-timer": "^1.11",
+                "react/socket": "^1.16"
+            },
+            "require-dev": {
+                "clue/block-react": "^1.5",
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Clue\\React\\Redis\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering"
+                }
+            ],
+            "description": "Async Redis client implementation, built on top of ReactPHP.",
+            "homepage": "https://github.com/clue/reactphp-redis",
+            "keywords": [
+                "async",
+                "client",
+                "database",
+                "reactphp",
+                "redis"
+            ],
+            "support": {
+                "issues": "https://github.com/clue/reactphp-redis/issues",
+                "source": "https://github.com/clue/reactphp-redis/tree/v2.8.0"
+            },
+            "funding": [
+                {
+                    "url": "https://clue.engineering/support",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/clue",
+                    "type": "github"
+                }
+            ],
+            "time": "2025-01-03T16:18:33+00:00"
+        },
         {
             "name": "dflydev/dot-access-data",
             "version": "v3.0.3",
@@ -406,6 +536,53 @@
             },
             "time": "2025-03-06T22:45:56+00:00"
         },
+        {
+            "name": "evenement/evenement",
+            "version": "v3.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/igorw/evenement.git",
+                "reference": "0a16b0d71ab13284339abb99d9d2bd813640efbc"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/igorw/evenement/zipball/0a16b0d71ab13284339abb99d9d2bd813640efbc",
+                "reference": "0a16b0d71ab13284339abb99d9d2bd813640efbc",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9 || ^6"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Evenement\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Igor Wiedler",
+                    "email": "igor@wiedler.ch"
+                }
+            ],
+            "description": "Événement is a very simple event dispatching library for PHP",
+            "keywords": [
+                "event-dispatcher",
+                "event-emitter"
+            ],
+            "support": {
+                "issues": "https://github.com/igorw/evenement/issues",
+                "source": "https://github.com/igorw/evenement/tree/v3.0.2"
+            },
+            "time": "2023-08-08T05:53:35+00:00"
+        },
         {
             "name": "firebase/php-jwt",
             "version": "v6.11.1",
@@ -1173,6 +1350,85 @@
             },
             "time": "2026-04-20T16:07:33+00:00"
         },
+        {
+            "name": "laravel/reverb",
+            "version": "v1.10.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/laravel/reverb.git",
+                "reference": "a96310ae8b844d4862b2188a3cd6e79434893a6b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/laravel/reverb/zipball/a96310ae8b844d4862b2188a3cd6e79434893a6b",
+                "reference": "a96310ae8b844d4862b2188a3cd6e79434893a6b",
+                "shasum": ""
+            },
+            "require": {
+                "clue/redis-react": "^2.6",
+                "guzzlehttp/psr7": "^2.6",
+                "illuminate/console": "^10.47|^11.0|^12.0|^13.0",
+                "illuminate/contracts": "^10.47|^11.0|^12.0|^13.0",
+                "illuminate/http": "^10.47|^11.0|^12.0|^13.0",
+                "illuminate/support": "^10.47|^11.0|^12.0|^13.0",
+                "laravel/prompts": "^0.1.15|^0.2.0|^0.3.0",
+                "php": "^8.2",
+                "pusher/pusher-php-server": "^7.2",
+                "ratchet/rfc6455": "^0.4",
+                "react/promise-timer": "^1.10",
+                "react/socket": "^1.14",
+                "symfony/console": "^6.0|^7.0|^8.0",
+                "symfony/http-foundation": "^6.3|^7.0|^8.0"
+            },
+            "require-dev": {
+                "orchestra/testbench": "^8.36|^9.15|^10.8|^11.0",
+                "pestphp/pest": "^2.0|^3.0|^4.0",
+                "phpstan/phpstan": "^1.10",
+                "ratchet/pawl": "^0.4.1",
+                "react/async": "^4.2",
+                "react/http": "^1.9"
+            },
+            "type": "library",
+            "extra": {
+                "laravel": {
+                    "providers": [
+                        "Laravel\\Reverb\\ApplicationManagerServiceProvider",
+                        "Laravel\\Reverb\\ReverbServiceProvider"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Laravel\\Reverb\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Taylor Otwell",
+                    "email": "taylor@laravel.com"
+                },
+                {
+                    "name": "Joe Dixon",
+                    "email": "joe@laravel.com"
+                }
+            ],
+            "description": "Laravel Reverb provides a real-time WebSocket communication backend for Laravel applications.",
+            "keywords": [
+                "WebSockets",
+                "laravel",
+                "real-time",
+                "websocket"
+            ],
+            "support": {
+                "issues": "https://github.com/laravel/reverb/issues",
+                "source": "https://github.com/laravel/reverb/tree/v1.10.1"
+            },
+            "time": "2026-04-30T12:07:26+00:00"
+        },
         {
             "name": "laravel/sanctum",
             "version": "v4.3.2",
@@ -2254,6 +2510,102 @@
             },
             "time": "2026-02-16T23:10:27+00:00"
         },
+        {
+            "name": "paragonie/sodium_compat",
+            "version": "v2.5.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/paragonie/sodium_compat.git",
+                "reference": "4714da6efdc782c06690bc72ce34fae7941c2d9f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/paragonie/sodium_compat/zipball/4714da6efdc782c06690bc72ce34fae7941c2d9f",
+                "reference": "4714da6efdc782c06690bc72ce34fae7941c2d9f",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^8.1",
+                "php-64bit": "*"
+            },
+            "require-dev": {
+                "infection/infection": "^0",
+                "nikic/php-fuzzer": "^0",
+                "phpunit/phpunit": "^7|^8|^9|^10|^11",
+                "vimeo/psalm": "^4|^5|^6"
+            },
+            "suggest": {
+                "ext-sodium": "Better performance, password hashing (Argon2i), secure memory management (memzero), and better security."
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "files": [
+                    "autoload.php"
+                ],
+                "psr-4": {
+                    "ParagonIE\\Sodium\\": "namespaced/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "ISC"
+            ],
+            "authors": [
+                {
+                    "name": "Paragon Initiative Enterprises",
+                    "email": "security@paragonie.com"
+                },
+                {
+                    "name": "Frank Denis",
+                    "email": "jedisct1@pureftpd.org"
+                }
+            ],
+            "description": "Pure PHP implementation of libsodium; uses the PHP extension if it exists",
+            "keywords": [
+                "Authentication",
+                "BLAKE2b",
+                "ChaCha20",
+                "ChaCha20-Poly1305",
+                "Chapoly",
+                "Curve25519",
+                "Ed25519",
+                "EdDSA",
+                "Edwards-curve Digital Signature Algorithm",
+                "Elliptic Curve Diffie-Hellman",
+                "Poly1305",
+                "Pure-PHP cryptography",
+                "RFC 7748",
+                "RFC 8032",
+                "Salpoly",
+                "Salsa20",
+                "X25519",
+                "XChaCha20-Poly1305",
+                "XSalsa20-Poly1305",
+                "Xchacha20",
+                "Xsalsa20",
+                "aead",
+                "cryptography",
+                "ecdh",
+                "elliptic curve",
+                "elliptic curve cryptography",
+                "encryption",
+                "libsodium",
+                "php",
+                "public-key cryptography",
+                "secret-key cryptography",
+                "side-channel resistant"
+            ],
+            "support": {
+                "issues": "https://github.com/paragonie/sodium_compat/issues",
+                "source": "https://github.com/paragonie/sodium_compat/tree/v2.5.0"
+            },
+            "time": "2025-12-30T16:12:18+00:00"
+        },
         {
             "name": "phpoption/phpoption",
             "version": "1.9.5",
@@ -2750,6 +3102,67 @@
             },
             "time": "2026-03-22T23:03:24+00:00"
         },
+        {
+            "name": "pusher/pusher-php-server",
+            "version": "7.2.7",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/pusher/pusher-http-php.git",
+                "reference": "148b0b5100d000ed57195acdf548a2b1b38ee3f7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/pusher/pusher-http-php/zipball/148b0b5100d000ed57195acdf548a2b1b38ee3f7",
+                "reference": "148b0b5100d000ed57195acdf548a2b1b38ee3f7",
+                "shasum": ""
+            },
+            "require": {
+                "ext-curl": "*",
+                "ext-json": "*",
+                "guzzlehttp/guzzle": "^7.2",
+                "paragonie/sodium_compat": "^1.6|^2.0",
+                "php": "^7.3|^8.0",
+                "psr/log": "^1.0|^2.0|^3.0"
+            },
+            "require-dev": {
+                "overtrue/phplint": "^2.3",
+                "phpunit/phpunit": "^9.3"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "5.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Pusher\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Library for interacting with the Pusher REST API",
+            "keywords": [
+                "events",
+                "messaging",
+                "php-pusher-server",
+                "publish",
+                "push",
+                "pusher",
+                "real time",
+                "real-time",
+                "realtime",
+                "rest",
+                "trigger"
+            ],
+            "support": {
+                "issues": "https://github.com/pusher/pusher-http-php/issues",
+                "source": "https://github.com/pusher/pusher-http-php/tree/7.2.7"
+            },
+            "time": "2025-01-06T10:56:20+00:00"
+        },
         {
             "name": "ralouphie/getallheaders",
             "version": "3.0.3",
@@ -2930,6 +3343,595 @@
             },
             "time": "2025-12-14T04:43:48+00:00"
         },
+        {
+            "name": "ratchet/rfc6455",
+            "version": "v0.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/ratchetphp/RFC6455.git",
+                "reference": "859d95f85dda0912c6d5b936d036d044e3af47ef"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/ratchetphp/RFC6455/zipball/859d95f85dda0912c6d5b936d036d044e3af47ef",
+                "reference": "859d95f85dda0912c6d5b936d036d044e3af47ef",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.4",
+                "psr/http-factory-implementation": "^1.0",
+                "symfony/polyfill-php80": "^1.15"
+            },
+            "require-dev": {
+                "guzzlehttp/psr7": "^2.7",
+                "phpunit/phpunit": "^9.5",
+                "react/socket": "^1.3"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Ratchet\\RFC6455\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "role": "Developer"
+                },
+                {
+                    "name": "Matt Bonneau",
+                    "role": "Developer"
+                }
+            ],
+            "description": "RFC6455 WebSocket protocol handler",
+            "homepage": "http://socketo.me",
+            "keywords": [
+                "WebSockets",
+                "rfc6455",
+                "websocket"
+            ],
+            "support": {
+                "chat": "https://gitter.im/reactphp/reactphp",
+                "issues": "https://github.com/ratchetphp/RFC6455/issues",
+                "source": "https://github.com/ratchetphp/RFC6455/tree/v0.4.0"
+            },
+            "time": "2025-02-24T01:18:22+00:00"
+        },
+        {
+            "name": "react/cache",
+            "version": "v1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/cache.git",
+                "reference": "d47c472b64aa5608225f47965a484b75c7817d5b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/reactphp/cache/zipball/d47c472b64aa5608225f47965a484b75c7817d5b",
+                "reference": "d47c472b64aa5608225f47965a484b75c7817d5b",
+                "shasum": ""
+            },
+            "require": {
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+                "react/promise": "^3.0 || ^2.0 || ^1.1"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9.5 || ^5.7 || ^4.8.35"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "React\\Cache\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
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+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
+                {
+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "Async, Promise-based cache interface for ReactPHP",
+            "keywords": [
+                "cache",
+                "caching",
+                "promise",
+                "reactphp"
+            ],
+            "support": {
+                "issues": "https://github.com/reactphp/cache/issues",
+                "source": "https://github.com/reactphp/cache/tree/v1.2.0"
+            },
+            "funding": [
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+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2022-11-30T15:59:55+00:00"
+        },
+        {
+            "name": "react/dns",
+            "version": "v1.14.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/dns.git",
+                "reference": "7562c05391f42701c1fccf189c8225fece1cd7c3"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/reactphp/dns/zipball/7562c05391f42701c1fccf189c8225fece1cd7c3",
+                "reference": "7562c05391f42701c1fccf189c8225fece1cd7c3",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0",
+                "react/cache": "^1.0 || ^0.6 || ^0.5",
+                "react/event-loop": "^1.2",
+                "react/promise": "^3.2 || ^2.7 || ^1.2.1"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36",
+                "react/async": "^4.3 || ^3 || ^2",
+                "react/promise-timer": "^1.11"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "React\\Dns\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
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+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
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+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "Async DNS resolver for ReactPHP",
+            "keywords": [
+                "async",
+                "dns",
+                "dns-resolver",
+                "reactphp"
+            ],
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+                "source": "https://github.com/reactphp/dns/tree/v1.14.0"
+            },
+            "funding": [
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+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2025-11-18T19:34:28+00:00"
+        },
+        {
+            "name": "react/event-loop",
+            "version": "v1.6.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/event-loop.git",
+                "reference": "ba276bda6083df7e0050fd9b33f66ad7a4ac747a"
+            },
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+                "type": "zip",
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+                "reference": "ba276bda6083df7e0050fd9b33f66ad7a4ac747a",
+                "shasum": ""
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+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36"
+            },
+            "suggest": {
+                "ext-pcntl": "For signal handling support when using the StreamSelectLoop"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "React\\EventLoop\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
+                {
+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "ReactPHP's core reactor event loop that libraries can use for evented I/O.",
+            "keywords": [
+                "asynchronous",
+                "event-loop"
+            ],
+            "support": {
+                "issues": "https://github.com/reactphp/event-loop/issues",
+                "source": "https://github.com/reactphp/event-loop/tree/v1.6.0"
+            },
+            "funding": [
+                {
+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2025-11-17T20:46:25+00:00"
+        },
+        {
+            "name": "react/promise",
+            "version": "v3.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/promise.git",
+                "reference": "23444f53a813a3296c1368bb104793ce8d88f04a"
+            },
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+                "reference": "23444f53a813a3296c1368bb104793ce8d88f04a",
+                "shasum": ""
+            },
+            "require": {
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+            },
+            "require-dev": {
+                "phpstan/phpstan": "1.12.28 || 1.4.10",
+                "phpunit/phpunit": "^9.6 || ^7.5"
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "src/functions_include.php"
+                ],
+                "psr-4": {
+                    "React\\Promise\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "A lightweight implementation of CommonJS Promises/A for PHP",
+            "keywords": [
+                "promise",
+                "promises"
+            ],
+            "support": {
+                "issues": "https://github.com/reactphp/promise/issues",
+                "source": "https://github.com/reactphp/promise/tree/v3.3.0"
+            },
+            "funding": [
+                {
+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2025-08-19T18:57:03+00:00"
+        },
+        {
+            "name": "react/promise-timer",
+            "version": "v1.11.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/promise-timer.git",
+                "reference": "4f70306ed66b8b44768941ca7f142092600fafc1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/reactphp/promise-timer/zipball/4f70306ed66b8b44768941ca7f142092600fafc1",
+                "reference": "4f70306ed66b8b44768941ca7f142092600fafc1",
+                "shasum": ""
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+                "php": ">=5.3",
+                "react/event-loop": "^1.2",
+                "react/promise": "^3.2 || ^2.7.0 || ^1.2.1"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36"
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "src/functions_include.php"
+                ],
+                "psr-4": {
+                    "React\\Promise\\Timer\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
+                {
+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "A trivial implementation of timeouts for Promises, built on top of ReactPHP.",
+            "homepage": "https://github.com/reactphp/promise-timer",
+            "keywords": [
+                "async",
+                "event-loop",
+                "promise",
+                "reactphp",
+                "timeout",
+                "timer"
+            ],
+            "support": {
+                "issues": "https://github.com/reactphp/promise-timer/issues",
+                "source": "https://github.com/reactphp/promise-timer/tree/v1.11.0"
+            },
+            "funding": [
+                {
+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2024-06-04T14:27:45+00:00"
+        },
+        {
+            "name": "react/socket",
+            "version": "v1.17.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/socket.git",
+                "reference": "ef5b17b81f6f60504c539313f94f2d826c5faa08"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/reactphp/socket/zipball/ef5b17b81f6f60504c539313f94f2d826c5faa08",
+                "reference": "ef5b17b81f6f60504c539313f94f2d826c5faa08",
+                "shasum": ""
+            },
+            "require": {
+                "evenement/evenement": "^3.0 || ^2.0 || ^1.0",
+                "php": ">=5.3.0",
+                "react/dns": "^1.13",
+                "react/event-loop": "^1.2",
+                "react/promise": "^3.2 || ^2.6 || ^1.2.1",
+                "react/stream": "^1.4"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36",
+                "react/async": "^4.3 || ^3.3 || ^2",
+                "react/promise-stream": "^1.4",
+                "react/promise-timer": "^1.11"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "React\\Socket\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
+                {
+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "Async, streaming plaintext TCP/IP and secure TLS socket server and client connections for ReactPHP",
+            "keywords": [
+                "Connection",
+                "Socket",
+                "async",
+                "reactphp",
+                "stream"
+            ],
+            "support": {
+                "issues": "https://github.com/reactphp/socket/issues",
+                "source": "https://github.com/reactphp/socket/tree/v1.17.0"
+            },
+            "funding": [
+                {
+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2025-11-19T20:47:34+00:00"
+        },
+        {
+            "name": "react/stream",
+            "version": "v1.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/reactphp/stream.git",
+                "reference": "1e5b0acb8fe55143b5b426817155190eb6f5b18d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/reactphp/stream/zipball/1e5b0acb8fe55143b5b426817155190eb6f5b18d",
+                "reference": "1e5b0acb8fe55143b5b426817155190eb6f5b18d",
+                "shasum": ""
+            },
+            "require": {
+                "evenement/evenement": "^3.0 || ^2.0 || ^1.0",
+                "php": ">=5.3.8",
+                "react/event-loop": "^1.2"
+            },
+            "require-dev": {
+                "clue/stream-filter": "~1.2",
+                "phpunit/phpunit": "^9.6 || ^5.7 || ^4.8.36"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "React\\Stream\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christian Lück",
+                    "email": "christian@clue.engineering",
+                    "homepage": "https://clue.engineering/"
+                },
+                {
+                    "name": "Cees-Jan Kiewiet",
+                    "email": "reactphp@ceesjankiewiet.nl",
+                    "homepage": "https://wyrihaximus.net/"
+                },
+                {
+                    "name": "Jan Sorgalla",
+                    "email": "jsorgalla@gmail.com",
+                    "homepage": "https://sorgalla.com/"
+                },
+                {
+                    "name": "Chris Boden",
+                    "email": "cboden@gmail.com",
+                    "homepage": "https://cboden.dev/"
+                }
+            ],
+            "description": "Event-driven readable and writable streams for non-blocking I/O in ReactPHP",
+            "keywords": [
+                "event-driven",
+                "io",
+                "non-blocking",
+                "pipe",
+                "reactphp",
+                "readable",
+                "stream",
+                "writable"
+            ],
+            "support": {
+                "issues": "https://github.com/reactphp/stream/issues",
+                "source": "https://github.com/reactphp/stream/tree/v1.4.0"
+            },
+            "funding": [
+                {
+                    "url": "https://opencollective.com/reactphp",
+                    "type": "open_collective"
+                }
+            ],
+            "time": "2024-06-11T12:45:25+00:00"
+        },
         {
             "name": "symfony/clock",
             "version": "v8.0.8",
diff --git a/config/broadcasting.php b/config/broadcasting.php
new file mode 100644
index 0000000..ebc3fb9
--- /dev/null
+++ b/config/broadcasting.php
@@ -0,0 +1,82 @@
+<?php
+
+return [
+
+    /*
+    |--------------------------------------------------------------------------
+    | Default Broadcaster
+    |--------------------------------------------------------------------------
+    |
+    | This option controls the default broadcaster that will be used by the
+    | framework when an event needs to be broadcast. You may set this to
+    | any of the connections defined in the "connections" array below.
+    |
+    | Supported: "reverb", "pusher", "ably", "redis", "log", "null"
+    |
+    */
+
+    'default' => env('BROADCAST_CONNECTION', 'null'),
+
+    /*
+    |--------------------------------------------------------------------------
+    | Broadcast Connections
+    |--------------------------------------------------------------------------
+    |
+    | Here you may define all of the broadcast connections that will be used
+    | to broadcast events to other systems or over WebSockets. Samples of
+    | each available type of connection are provided inside this array.
+    |
+    */
+
+    'connections' => [
+
+        'reverb' => [
+            'driver' => 'reverb',
+            'key' => env('REVERB_APP_KEY'),
+            'secret' => env('REVERB_APP_SECRET'),
+            'app_id' => env('REVERB_APP_ID'),
+            'options' => [
+                'host' => env('REVERB_HOST'),
+                'port' => env('REVERB_PORT', 443),
+                'scheme' => env('REVERB_SCHEME', 'https'),
+                'useTLS' => env('REVERB_SCHEME', 'https') === 'https',
+            ],
+            'client_options' => [
+                // Guzzle client options: https://docs.guzzlephp.org/en/stable/request-options.html
+            ],
+        ],
+
+        'pusher' => [
+            'driver' => 'pusher',
+            'key' => env('PUSHER_APP_KEY'),
+            'secret' => env('PUSHER_APP_SECRET'),
+            'app_id' => env('PUSHER_APP_ID'),
+            'options' => [
+                'cluster' => env('PUSHER_APP_CLUSTER'),
+                'host' => env('PUSHER_HOST') ?: 'api-'.env('PUSHER_APP_CLUSTER', 'mt1').'.pusher.com',
+                'port' => env('PUSHER_PORT', 443),
+                'scheme' => env('PUSHER_SCHEME', 'https'),
+                'encrypted' => true,
+                'useTLS' => env('PUSHER_SCHEME', 'https') === 'https',
+            ],
+            'client_options' => [
+                // Guzzle client options: https://docs.guzzlephp.org/en/stable/request-options.html
+            ],
+        ],
+
+        'ably' => [
+            'driver' => 'ably',
+            'key' => env('ABLY_KEY'),
+        ],
+
+        'log' => [
+            'driver' => 'log',
+        ],
+
+        'null' => [
+            'driver' => 'null',
+        ],
+
+    ],
+
+];
diff --git a/config/lottery.php b/config/lottery.php
index cfbccf8..3996248 100644
--- a/config/lottery.php
+++ b/config/lottery.php
@@ -60,4 +60,25 @@ return [
         'token_ttl_days' => max(1, (int) env('ADMIN_API_TOKEN_TTL_DAYS', 7)),
     ],
 
+    /*
+    | 期号调度（GMT/业务日时区）：生成计划、封盘与开奖时间点。
+    | 与 PRD 「期号生成 / 封盘 / 开奖调度」链路一致；RNG 详见 DrawRngRunner。
+    */
+    'draw' => [
+        /** 盘面「业务日」切分与应用展示用 */
+        'timezone' => env('LOTTERY_DRAW_TIMEZONE', 'UTC'),
+        /** 开奖时间间隔（分钟），整日从 00:00 起排槽 */
+        'interval_minutes' => max(1, min(1440, (int) env('LOTTERY_DRAW_INTERVAL_MINUTES', 5))),
+        /** 下注开放时长（秒）：start_time = close_time - betting_window_seconds */
+        'betting_window_seconds' => max(10, (int) env('LOTTERY_DRAW_BETTING_WINDOW_SECONDS', 270)),
+        /** 开奖前若干秒封盘：close_time = draw_time - 该值 */
+        'close_before_draw_seconds' => max(5, (int) env('LOTTERY_DRAW_CLOSE_BEFORE_SECONDS', 30)),
+        /** 预生成尚未开奖的期号数量（调度补齐）；生产可调大，本地/联测建议 6–12 */
+        'buffer_draws_ahead' => max(1, (int) env('LOTTERY_DRAW_BUFFER_AHEAD', 8)),
+        /** true：RNG 后进入 review，需后台接口发布 */
+        'require_manual_review' => filter_var(env('LOTTERY_DRAW_REQUIRE_MANUAL_REVIEW', false), FILTER_VALIDATE_BOOLEAN),
+        /** 结果发布后的冷静期（分钟），{@see draws.cooling_end_time} */
+        'cooldown_minutes' => max(0, (int) env('LOTTERY_DRAW_COOLDOWN_MINUTES', 15)),
+    ],
+
 ];
diff --git a/config/reverb.php b/config/reverb.php
new file mode 100644
index 0000000..91f3880
--- /dev/null
+++ b/config/reverb.php
@@ -0,0 +1,102 @@
+<?php
+
+return [
+
+    /*
+    |--------------------------------------------------------------------------
+    | Default Reverb Server
+    |--------------------------------------------------------------------------
+    |
+    | This option controls the default server used by Reverb to handle
+    | incoming messages as well as broadcasting message to all your
+    | connected clients. At this time only "reverb" is supported.
+    |
+    */
+
+    'default' => env('REVERB_SERVER', 'reverb'),
+
+    /*
+    |--------------------------------------------------------------------------
+    | Reverb Servers
+    |--------------------------------------------------------------------------
+    |
+    | Here you may define details for each of the supported Reverb servers.
+    | Each server has its own configuration options that are defined in
+    | the array below. You should ensure all the options are present.
+    |
+    */
+
+    'servers' => [
+
+        'reverb' => [
+            'host' => env('REVERB_SERVER_HOST', '0.0.0.0'),
+            'port' => env('REVERB_SERVER_PORT', 8080),
+            'path' => env('REVERB_SERVER_PATH', ''),
+            'hostname' => env('REVERB_HOST'),
+            'options' => [
+                'tls' => [],
+            ],
+            'max_request_size' => env('REVERB_MAX_REQUEST_SIZE', 10_000),
+            'scaling' => [
+                'enabled' => env('REVERB_SCALING_ENABLED', false),
+                'channel' => env('REVERB_SCALING_CHANNEL', 'reverb'),
+                'server' => [
+                    'url' => env('REDIS_URL'),
+                    'host' => env('REDIS_HOST', '127.0.0.1'),
+                    'port' => env('REDIS_PORT', '6379'),
+                    'username' => env('REDIS_USERNAME'),
+                    'password' => env('REDIS_PASSWORD'),
+                    'database' => env('REDIS_DB', '0'),
+                    'timeout' => env('REDIS_TIMEOUT', 60),
+                ],
+            ],
+            'pulse_ingest_interval' => env('REVERB_PULSE_INGEST_INTERVAL', 15),
+            'telescope_ingest_interval' => env('REVERB_TELESCOPE_INGEST_INTERVAL', 15),
+        ],
+
+    ],
+
+    /*
+    |--------------------------------------------------------------------------
+    | Reverb Applications
+    |--------------------------------------------------------------------------
+    |
+    | Here you may define how Reverb applications are managed. If you choose
+    | to use the "config" provider, you may define an array of apps which
+    | your server will support, including their connection credentials.
+    |
+    */
+
+    'apps' => [
+
+        'provider' => 'config',
+
+        'apps' => [
+            [
+                'key' => env('REVERB_APP_KEY'),
+                'secret' => env('REVERB_APP_SECRET'),
+                'app_id' => env('REVERB_APP_ID'),
+                'options' => [
+                    'host' => env('REVERB_HOST'),
+                    'port' => env('REVERB_PORT', 443),
+                    'scheme' => env('REVERB_SCHEME', 'https'),
+                    'useTLS' => env('REVERB_SCHEME', 'https') === 'https',
+                ],
+                'allowed_origins' => ['*'],
+                'ping_interval' => env('REVERB_APP_PING_INTERVAL', 60),
+                'activity_timeout' => env('REVERB_APP_ACTIVITY_TIMEOUT', 30),
+                'max_connections' => env('REVERB_APP_MAX_CONNECTIONS'),
+                'max_message_size' => env('REVERB_APP_MAX_MESSAGE_SIZE', 10_000),
+                'accept_client_events_from' => env('REVERB_APP_ACCEPT_CLIENT_EVENTS_FROM', 'members'),
+                'rate_limiting' => [
+                    'enabled' => env('REVERB_APP_RATE_LIMITING_ENABLED', false),
+                    'max_attempts' => env('REVERB_APP_RATE_LIMIT_MAX_ATTEMPTS', 60),
+                    'decay_seconds' => env('REVERB_APP_RATE_LIMIT_DECAY_SECONDS', 60),
+                    'terminate_on_limit' => env('REVERB_APP_RATE_LIMIT_TERMINATE', false),
+                ],
+            ],
+        ],
+
+    ],
+
+];
diff --git a/database/migrations/2026_05_09_120000_migrate_draw_status_to_domain_dict.php b/database/migrations/2026_05_09_120000_migrate_draw_status_to_domain_dict.php
new file mode 100644
index 0000000..54505e9
--- /dev/null
+++ b/database/migrations/2026_05_09_120000_migrate_draw_status_to_domain_dict.php
@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+/**
+ * 将旧版期号状态值迁移为《04-领域字典》约定。
+ */
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::table('draws')->where('status', 'pending_review')->update(['status' => 'review']);
+        DB::table('draws')->where('status', 'published')->update(['status' => 'cooldown']);
+    }
+
+    public function down(): void
+    {
+        DB::table('draws')->where('status', 'review')->update(['status' => 'pending_review']);
+        DB::table('draws')->where('status', 'cooldown')->update(['status' => 'published']);
+    }
+};
diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index c44627c..a17d19e 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -18,11 +18,12 @@ class DatabaseSeeder extends Seeder
             LotterySettingsSeeder::class,
         ]);
 
-        // 演示管理员 + 演示玩家：**勿在生产库执行**（或确保 APP_ENV≠production）
+        // 演示管理员 + 演示玩家 + 演示期号：**勿在生产库执行**（或确保 APP_ENV≠production）
         if (! app()->environment('production')) {
             $this->call([
                 AdminRbacAndUserSeeder::class,
                 DevPlayerAndWalletSeeder::class,
+                DrawDemoSeeder::class,
             ]);
         }
     }
diff --git a/database/seeders/DrawDemoSeeder.php b/database/seeders/DrawDemoSeeder.php
new file mode 100644
index 0000000..6273352
--- /dev/null
+++ b/database/seeders/DrawDemoSeeder.php
@@ -0,0 +1,139 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use App\Services\Draw\DrawPrizeLayout;
+use Carbon\Carbon;
+use Illuminate\Database\Seeder;
+
+/**
+ * 【本地演示】写入若干条 `draws` + 一条带完整 23 组开奖，便于前端大厅 / 开奖结果联调。
+ *
+ * - 一页「当期」：**open**，封盘时间晚于此刻，玩家在 `/hall` 可见倒计时。
+ * - 一条 **pending**（将来期）排在后面。
+ * - 一条 **settled**（已结算）附 `draw_result_batches` / `draw_result_items`，`/api/v1/draw/results` 有数据。
+ *
+ * ```bash
+ * php artisan db:seed --class="Database\\Seeders\\DrawDemoSeeder"
+ * ```
+ */
+class DrawDemoSeeder extends Seeder
+{
+    public function run(): void
+    {
+        $now = Carbon::now()->utc();
+        $biz = $now->format('Y-m-d');
+        $ymdCompact = str_replace('-', '', $biz);
+
+        $this->seedFinishedDrawForResults($biz, $ymdCompact, $now);
+        $this->seedCurrentOpenDraw($biz, $ymdCompact, $now);
+        $this->seedFuturePendingDraw($biz, $ymdCompact, $now);
+    }
+
+    private function seedFinishedDrawForResults(string $biz, string $ymdCompact, Carbon $now): void
+    {
+        $drawTime = $now->copy()->subHours(3);
+
+        $draw = Draw::query()->updateOrCreate(
+            ['draw_no' => $ymdCompact.'-801'],
+            [
+                'business_date' => $biz,
+                'sequence_no' => 801,
+                'status' => DrawStatus::Settled->value,
+                'start_time' => $drawTime->copy()->subMinutes(30),
+                'close_time' => $drawTime->copy()->subSeconds(30),
+                'draw_time' => $drawTime,
+                'cooling_end_time' => $drawTime->copy()->addMinutes(15),
+                'result_source' => 'rng',
+                'current_result_version' => 1,
+                'settle_version' => 1,
+                'is_reopened' => false,
+            ],
+        );
+
+        $batch = DrawResultBatch::query()->updateOrCreate(
+            [
+                'draw_id' => $draw->id,
+                'result_version' => 1,
+            ],
+            [
+                'source_type' => 'rng',
+                'rng_seed_hash' => hash('sha256', 'demo-draw-801-seed'),
+                'raw_seed_encrypted' => null,
+                'status' => DrawResultBatchStatus::Published->value,
+                'created_by' => null,
+                'confirmed_by' => null,
+                'confirmed_at' => $drawTime,
+            ],
+        );
+
+        DrawResultItem::query()->where('result_batch_id', $batch->id)->delete();
+
+        foreach (DrawPrizeLayout::slots() as $i => $slot) {
+            $n = (($i + 1) * 409) % 10_000;
+            $num = str_pad((string) $n, 4, '0', STR_PAD_LEFT);
+            DrawResultItem::query()->create([
+                'draw_id' => $draw->id,
+                'result_batch_id' => $batch->id,
+                'prize_type' => $slot['prize_type'],
+                'prize_index' => $slot['prize_index'],
+                'number_4d' => $num,
+                'suffix_3d' => substr($num, -3),
+                'suffix_2d' => substr($num, -2),
+                'head_digit' => (int) substr($num, 0, 1),
+                'tail_digit' => (int) substr($num, 3, 1),
+            ]);
+        }
+    }
+
+    private function seedCurrentOpenDraw(string $biz, string $ymdCompact, Carbon $now): void
+    {
+        $drawTime = $now->copy()->addMinutes(20);
+
+        Draw::query()->updateOrCreate(
+            ['draw_no' => $ymdCompact.'-802'],
+            [
+                'business_date' => $biz,
+                'sequence_no' => 802,
+                'status' => DrawStatus::Open->value,
+                'start_time' => $now->copy()->subMinutes(5),
+                'close_time' => $drawTime->copy()->subSeconds(30),
+                'draw_time' => $drawTime,
+                'cooling_end_time' => null,
+                'result_source' => null,
+                'current_result_version' => 0,
+                'settle_version' => 0,
+                'is_reopened' => false,
+            ],
+        );
+    }
+
+    private function seedFuturePendingDraw(string $biz, string $ymdCompact, Carbon $now): void
+    {
+        $start = $now->copy()->addMinutes(55);
+        $close = $start->copy()->addMinutes(12);
+        $draw = $close->copy()->addSeconds(30);
+
+        Draw::query()->updateOrCreate(
+            ['draw_no' => $ymdCompact.'-803'],
+            [
+                'business_date' => $biz,
+                'sequence_no' => 803,
+                'status' => DrawStatus::Pending->value,
+                'start_time' => $start,
+                'close_time' => $close,
+                'draw_time' => $draw,
+                'cooling_end_time' => null,
+                'result_source' => null,
+                'current_result_version' => 0,
+                'settle_version' => 0,
+                'is_reopened' => false,
+            ],
+        );
+    }
+}
diff --git a/routes/api.php b/routes/api.php
index 36042c0..cda08f5 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -2,10 +2,17 @@
 
 use App\Http\Controllers\Api\V1\Admin\Auth\CaptchaController;
 use App\Http\Controllers\Api\V1\Admin\Auth\LoginController;
+use App\Http\Controllers\Api\V1\Admin\Draw\AdminDrawIndexController;
+use App\Http\Controllers\Api\V1\Admin\Draw\AdminDrawResultBatchesIndexController;
+use App\Http\Controllers\Api\V1\Admin\Draw\AdminDrawShowController;
+use App\Http\Controllers\Api\V1\Admin\Draw\DrawResultBatchPublishController;
 use App\Http\Controllers\Api\V1\Admin\PingController as AdminPingController;
 use App\Http\Controllers\Api\V1\Admin\Player\PlayerWalletShowController;
 use App\Http\Controllers\Api\V1\Admin\Wallet\TransferOrderListController;
 use App\Http\Controllers\Api\V1\Admin\Wallet\WalletTransactionListController;
+use App\Http\Controllers\Api\V1\Draw\DrawCurrentController;
+use App\Http\Controllers\Api\V1\Draw\DrawResultShowController;
+use App\Http\Controllers\Api\V1\Draw\DrawResultsIndexController;
 use App\Http\Controllers\Api\V1\HealthController;
 use App\Http\Controllers\Api\V1\Player\MeController;
 use App\Http\Controllers\Api\V1\Player\PingController as PlayerPingController;
@@ -23,6 +30,14 @@ Route::prefix('v1')->group(function (): void {
     // 名称：服务健康检查
     Route::get('health', HealthController::class)->name('api.v1.health');
 
+    // 名称：当前期号（下注大厅倒计时；无需登录）
+    Route::get('draw/current', DrawCurrentController::class)->name('api.v1.draw.current');
+    // 名称：已发布开奖往期 / 单期（公开）
+    Route::get('draw/results', DrawResultsIndexController::class)->name('api.v1.draw.results');
+    Route::get('draw/results/{draw_no}', DrawResultShowController::class)
+        ->where('draw_no', '[0-9]{8}-[0-9]{3}')
+        ->name('api.v1.draw.results.show');
+
     Route::prefix('player')
         ->name('api.v1.player.')
         ->group(function (): void {
@@ -73,6 +88,16 @@ Route::prefix('v1')->group(function (): void {
                     ->name('wallet.transactions');
                 Route::get('players/{player}/wallets', PlayerWalletShowController::class)
                     ->name('players.wallets');
+                // 期号：列表 / 详情 / 批次（开奖结果与审核数据）
+                Route::get('draws', AdminDrawIndexController::class)->name('draws.index');
+                Route::get('draws/{draw}', AdminDrawShowController::class)->name('draws.show');
+                Route::get('draws/{draw}/result-batches', AdminDrawResultBatchesIndexController::class)
+                    ->name('draws.result-batches.index');
+                // 名称：发布待审核开奖批次（人工审核）
+                Route::post(
+                    'draws/{draw}/result-batches/{batch}/publish',
+                    DrawResultBatchPublishController::class,
+                )->name('draws.result-batches.publish');
             });
         });
 });
diff --git a/routes/channels.php b/routes/channels.php
new file mode 100644
index 0000000..df2ad28
--- /dev/null
+++ b/routes/channels.php
@@ -0,0 +1,7 @@
+<?php
+
+use Illuminate\Support\Facades\Broadcast;
+
+Broadcast::channel('App.Models.User.{id}', function ($user, $id) {
+    return (int) $user->id === (int) $id;
+});
diff --git a/tests/Feature/AdminDrawApiTest.php b/tests/Feature/AdminDrawApiTest.php
new file mode 100644
index 0000000..32df22a
--- /dev/null
+++ b/tests/Feature/AdminDrawApiTest.php
@@ -0,0 +1,144 @@
+<?php
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Models\AdminUser;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use Carbon\Carbon;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Hash;
+
+uses(RefreshDatabase::class);
+
+function mintAdminBearer(): string
+{
+    $admin = AdminUser::query()->create([
+        'username' => 'draw_pages_admin',
+        'name' => 'Draw QA',
+        'email' => null,
+        'password' => Hash::make('secret-strong'),
+        'status' => 0,
+    ]);
+
+    return $admin->createToken('test', ['*'], now()->addDay())->plainTextToken;
+}
+
+test('admin draws index requires authentication', function (): void {
+    $this->getJson('/api/v1/admin/draws')->assertUnauthorized();
+});
+
+test('admin draws index returns pagination', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 12:00:00', 'UTC'));
+
+    Draw::query()->create([
+        'draw_no' => '20260509-001',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 1,
+        'status' => 'pending',
+        'start_time' => now()->copy()->addHour(),
+        'close_time' => null,
+        'draw_time' => now()->copy()->addHours(2),
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $token = mintAdminBearer();
+
+    $this->withHeader('Authorization', 'Bearer '.$token)
+        ->getJson('/api/v1/admin/draws?per_page=5')
+        ->assertOk()
+        ->assertJsonPath('data.meta.total', 1)
+        ->assertJsonPath('data.items.0.draw_no', '20260509-001');
+
+    Carbon::setTestNow();
+});
+
+test('admin draw show exposes hall preview status', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 16:30:20', 'UTC'));
+    $drawTime = Carbon::parse('2026-05-09 16:30:40', 'UTC');
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    $draw = Draw::query()->create([
+        'draw_no' => '20260509-802',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 802,
+        'status' => 'open',
+        'start_time' => $closeTime->copy()->subMinutes(5),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $token = mintAdminBearer();
+
+    $this->withHeader('Authorization', 'Bearer '.$token)
+        ->getJson('/api/v1/admin/draws/'.$draw->id)
+        ->assertOk()
+        ->assertJsonPath('data.draw_no', '20260509-802')
+        ->assertJsonPath('data.status', 'open')
+        ->assertJsonPath('data.hall_preview_status', 'closing');
+
+    Carbon::setTestNow();
+});
+
+test('admin draw result batches lists items', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 16:10:00', 'UTC'));
+
+    $draw = Draw::query()->create([
+        'draw_no' => '20260509-400',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 400,
+        'status' => 'cooldown',
+        'start_time' => now()->copy()->subHour(),
+        'close_time' => now()->copy()->subMinutes(40),
+        'draw_time' => now()->copy()->subMinutes(20),
+        'cooling_end_time' => now()->copy()->addMinutes(10),
+        'result_source' => 'rng',
+        'current_result_version' => 1,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $batch = DrawResultBatch::query()->create([
+        'draw_id' => $draw->id,
+        'result_version' => 1,
+        'source_type' => 'rng',
+        'rng_seed_hash' => hash('sha256', 'x'),
+        'raw_seed_encrypted' => null,
+        'status' => DrawResultBatchStatus::Published->value,
+        'created_by' => null,
+        'confirmed_by' => null,
+        'confirmed_at' => now(),
+    ]);
+
+    DrawResultItem::query()->create([
+        'draw_id' => $draw->id,
+        'result_batch_id' => $batch->id,
+        'prize_type' => 'first',
+        'prize_index' => 0,
+        'number_4d' => '1234',
+        'suffix_3d' => '234',
+        'suffix_2d' => '34',
+        'head_digit' => 1,
+        'tail_digit' => 4,
+    ]);
+
+    $token = mintAdminBearer();
+
+    $this->withHeader('Authorization', 'Bearer '.$token)
+        ->getJson('/api/v1/admin/draws/'.$draw->id.'/result-batches')
+        ->assertOk()
+        ->assertJsonPath('data.draw_no', '20260509-400')
+        ->assertJsonPath('data.batches.0.result_version', 1)
+        ->assertJsonPath('data.batches.0.items.0.number_4d', '1234');
+
+    Carbon::setTestNow();
+});
diff --git a/tests/Feature/DrawPipelineTest.php b/tests/Feature/DrawPipelineTest.php
new file mode 100644
index 0000000..d186211
--- /dev/null
+++ b/tests/Feature/DrawPipelineTest.php
@@ -0,0 +1,398 @@
+<?php
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawStatus;
+use App\Models\AdminUser;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Events\DrawCountdownBroadcast;
+use App\Events\DrawStatusChangeBroadcast;
+use App\Models\DrawResultItem;
+use App\Services\Draw\DrawPlannerService;
+use App\Services\Draw\DrawTickService;
+use Carbon\Carbon;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Event;
+use Illuminate\Support\Facades\Hash;
+
+uses(RefreshDatabase::class);
+
+beforeEach(function (): void {
+    config([
+        'lottery.draw.timezone' => 'UTC',
+        'lottery.draw.interval_minutes' => 60,
+        'lottery.draw.buffer_draws_ahead' => 3,
+        'lottery.draw.betting_window_seconds' => 270,
+        'lottery.draw.close_before_draw_seconds' => 30,
+        'lottery.draw.require_manual_review' => false,
+        'lottery.draw.cooldown_minutes' => 15,
+    ]);
+});
+
+test('draw planner fills buffer rows with ordered draw_no', function (): void {
+    $fixed = Carbon::parse('2026-05-09 12:00:00', 'UTC')->utc();
+
+    /** @var DrawPlannerService $planner */
+    $planner = app(DrawPlannerService::class);
+    $report = $planner->ensureBuffer($fixed);
+
+    expect($report['created'])->toBeGreaterThan(0);
+    expect(Draw::query()->count())->toBe($report['upcoming']);
+
+    $drawNos = Draw::query()->orderBy('draw_time')->pluck('draw_no')->all();
+    $sorted = $drawNos;
+    sort($sorted);
+    expect($drawNos)->toEqual($sorted);
+});
+
+test('draw tick moves open draw to closing when close_time passed before draw_time', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 14:00:00', 'UTC'));
+
+    $drawTime = now()->copy()->addMinutes(30);
+    $closeTime = now()->copy()->subMinute();
+
+    Draw::query()->create([
+        'draw_no' => '20260509-099',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 99,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(50),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    app(DrawTickService::class)->tick(now()->utc());
+
+    $draw = Draw::query()->where('draw_no', '20260509-099')->firstOrFail();
+
+    expect($draw->status)->toBe(DrawStatus::Closing->value);
+    expect(DrawResultBatch::query()->where('draw_id', $draw->id)->count())->toBe(0);
+
+    Carbon::setTestNow();
+});
+
+test('draw tick rng publishes result when manual review disabled', function (): void {
+    config(['lottery.draw.require_manual_review' => false]);
+    Carbon::setTestNow(Carbon::parse('2026-05-09 14:05:00', 'UTC'));
+
+    $drawTime = now()->copy()->subMinute();
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    Draw::query()->create([
+        'draw_no' => '20260509-200',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 200,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(10),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    app(DrawTickService::class)->tick(now()->utc());
+
+    $draw = Draw::query()->where('draw_no', '20260509-200')->firstOrFail();
+    expect($draw->status)->toBe(DrawStatus::Cooldown->value);
+    expect($draw->current_result_version)->toBe(1);
+    expect($draw->cooling_end_time)->not->toBeNull();
+
+    $batch = DrawResultBatch::query()->where('draw_id', $draw->id)->firstOrFail();
+    expect($batch->status)->toBe(DrawResultBatchStatus::Published->value);
+    expect($batch->items()->count())->toBe(23);
+
+    Carbon::setTestNow();
+});
+
+test('draw tick rng awaits manual publish when review enabled', function (): void {
+    config(['lottery.draw.require_manual_review' => true]);
+    Carbon::setTestNow(Carbon::parse('2026-05-09 14:06:00', 'UTC'));
+
+    $drawTime = now()->copy()->subMinute();
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    $drawRow = Draw::query()->create([
+        'draw_no' => '20260509-201',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 201,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(10),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    app(DrawTickService::class)->tick(now()->utc());
+
+    $drawRow->refresh();
+    expect($drawRow->status)->toBe(DrawStatus::Review->value);
+
+    $batch = DrawResultBatch::query()->where('draw_id', $drawRow->id)->firstOrFail();
+    expect($batch->status)->toBe(DrawResultBatchStatus::PendingReview->value);
+
+    $admin = AdminUser::query()->create([
+        'username' => 'draw_auditor',
+        'name' => 'Auditor',
+        'email' => null,
+        'password' => Hash::make('secret-strong'),
+        'status' => 0,
+    ]);
+    $token = $admin->createToken('test', ['*'], now()->addDay())->plainTextToken;
+
+    $this->withHeader('Authorization', 'Bearer '.$token)
+        ->postJson("/api/v1/admin/draws/{$drawRow->id}/result-batches/{$batch->id}/publish")
+        ->assertOk();
+
+    $drawRow->refresh();
+    $batch->refresh();
+    expect($drawRow->status)->toBe(DrawStatus::Cooldown->value);
+    expect($batch->status)->toBe(DrawResultBatchStatus::Published->value);
+    expect($drawRow->current_result_version)->toBe(1);
+    expect($drawRow->cooling_end_time)->not->toBeNull();
+
+    Carbon::setTestNow();
+});
+
+test('cooldown expiry tick moves draw to settling', function (): void {
+    config([
+        'lottery.draw.require_manual_review' => false,
+        'lottery.draw.cooldown_minutes' => 15,
+    ]);
+    Carbon::setTestNow(Carbon::parse('2026-05-09 14:07:00', 'UTC'));
+
+    $drawTime = now()->copy()->subMinute();
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    Draw::query()->create([
+        'draw_no' => '20260509-777',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 777,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(10),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    app(DrawTickService::class)->tick(now()->utc());
+
+    $draw = Draw::query()->where('draw_no', '20260509-777')->firstOrFail();
+    expect($draw->status)->toBe(DrawStatus::Cooldown->value);
+
+    Carbon::setTestNow(Carbon::parse('2026-05-09 14:07:01', 'UTC')->addMinutes(16));
+    app(DrawTickService::class)->tick(now()->utc());
+
+    $draw->refresh();
+    expect($draw->status)->toBe(DrawStatus::Settling->value);
+
+    Carbon::setTestNow();
+});
+
+test('GET draw current returns open draw with seconds to close', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 15:00:00', 'UTC'));
+
+    $drawTime = now()->copy()->addHour();
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    Draw::query()->create([
+        'draw_no' => '20260509-300',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 300,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(5),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $this->getJson('/api/v1/draw/current')
+        ->assertOk()
+        ->assertJsonPath('data.draw_no', '20260509-300')
+        ->assertJsonPath('data.status', DrawStatus::Open->value)
+        ->assertJsonPath('data.seconds_to_close', 60 * 60 - 30)
+        ->assertJsonPath('data.seconds_to_draw', 3600);
+
+    Carbon::setTestNow();
+});
+
+test('GET draw current exposes closing when row is open in DB but close_time has passed', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 16:30:20', 'UTC'));
+    $drawTime = Carbon::parse('2026-05-09 16:30:40', 'UTC');
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    Draw::query()->create([
+        'draw_no' => '20260509-310',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 310,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(5),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $this->getJson('/api/v1/draw/current')
+        ->assertOk()
+        ->assertJsonPath('data.draw_no', '20260509-310')
+        ->assertJsonPath('data.status', DrawStatus::Closing->value)
+        ->assertJsonPath('data.seconds_to_close', 0)
+        ->assertJsonPath('data.seconds_to_draw', 20);
+
+    Carbon::setTestNow();
+});
+
+test('GET draw current exposes closed when row is open in DB but draw_time has passed', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 16:31:00', 'UTC'));
+    $drawTime = Carbon::parse('2026-05-09 16:30:40', 'UTC');
+    $closeTime = $drawTime->copy()->subSeconds(30);
+
+    Draw::query()->create([
+        'draw_no' => '20260509-311',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 311,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(5),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $this->getJson('/api/v1/draw/current')
+        ->assertOk()
+        ->assertJsonPath('data.draw_no', '20260509-311')
+        ->assertJsonPath('data.status', DrawStatus::Closed->value)
+        ->assertJsonPath('data.seconds_to_close', 0)
+        ->assertJsonPath('data.seconds_to_draw', 0);
+
+    Carbon::setTestNow();
+});
+
+test('GET draw current includes result_items when cooldown', function (): void {
+    Carbon::setTestNow(Carbon::parse('2026-05-09 16:10:00', 'UTC'));
+
+    $drawRow = Draw::query()->create([
+        'draw_no' => '20260509-400',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 400,
+        'status' => DrawStatus::Cooldown->value,
+        'start_time' => now()->copy()->subHour(),
+        'close_time' => now()->copy()->subMinutes(30),
+        'draw_time' => now()->copy()->subMinutes(20),
+        'cooling_end_time' => now()->copy()->addMinutes(10),
+        'result_source' => 'rng',
+        'current_result_version' => 1,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    $batch = DrawResultBatch::query()->create([
+        'draw_id' => $drawRow->id,
+        'result_version' => 1,
+        'source_type' => 'rng',
+        'rng_seed_hash' => hash('sha256', 'fixture'),
+        'raw_seed_encrypted' => null,
+        'status' => DrawResultBatchStatus::Published->value,
+        'created_by' => null,
+        'confirmed_by' => null,
+        'confirmed_at' => now(),
+    ]);
+
+    DrawResultItem::query()->create([
+        'draw_id' => $drawRow->id,
+        'result_batch_id' => $batch->id,
+        'prize_type' => 'first',
+        'prize_index' => 0,
+        'number_4d' => '1234',
+        'suffix_3d' => '234',
+        'suffix_2d' => '34',
+        'head_digit' => 1,
+        'tail_digit' => 4,
+    ]);
+
+    $this->getJson('/api/v1/draw/current')
+        ->assertOk()
+        ->assertJsonPath('data.status', DrawStatus::Cooldown->value)
+        ->assertJsonPath('data.result_items.0.number_4d', '1234');
+
+    Carbon::setTestNow();
+});
+
+test('lottery draw-tick command runs successfully', function (): void {
+    Carbon::setTestNow(Carbon::parse('2030-06-01 12:00:00', 'UTC'));
+    $this->artisan('lottery:draw-tick')->assertSuccessful();
+    Carbon::setTestNow();
+});
+
+test('lottery hall-countdown dispatches draw.countdown when using reverb connection', function (): void {
+    Event::fake([DrawCountdownBroadcast::class]);
+    config([
+        'broadcasting.default' => 'reverb',
+        'broadcasting.connections.reverb.driver' => 'reverb',
+    ]);
+
+    $this->artisan('lottery:hall-countdown')->assertSuccessful();
+
+    Event::assertDispatched(DrawCountdownBroadcast::class);
+});
+
+test('draw tick dispatches draw.status_change when hall draw_no or status changes', function (): void {
+    Event::fake([DrawStatusChangeBroadcast::class]);
+    config([
+        'broadcasting.default' => 'reverb',
+        'broadcasting.connections.reverb.driver' => 'reverb',
+    ]);
+
+    Carbon::setTestNow(Carbon::parse('2026-05-09 14:00:00', 'UTC'));
+
+    $drawTime = now()->copy()->addMinutes(30);
+    $closeTime = now()->copy()->subMinute();
+
+    Draw::query()->create([
+        'draw_no' => '20260509-099',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 99,
+        'status' => DrawStatus::Open->value,
+        'start_time' => $closeTime->copy()->subMinutes(50),
+        'close_time' => $closeTime,
+        'draw_time' => $drawTime,
+        'cooling_end_time' => null,
+        'result_source' => null,
+        'current_result_version' => 0,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ]);
+
+    app(DrawTickService::class)->tick(now()->utc());
+
+    Event::assertDispatched(DrawStatusChangeBroadcast::class);
+
+    Carbon::setTestNow();
+});
diff --git a/tests/Feature/DrawResultsApiTest.php b/tests/Feature/DrawResultsApiTest.php
new file mode 100644
index 0000000..003265b
--- /dev/null
+++ b/tests/Feature/DrawResultsApiTest.php
@@ -0,0 +1,134 @@
+<?php
+
+use App\Lottery\DrawResultBatchStatus;
+use App\Lottery\DrawStatus;
+use App\Models\Draw;
+use App\Models\DrawResultBatch;
+use App\Models\DrawResultItem;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+
+uses(RefreshDatabase::class);
+
+function seedMinimalPublishedDraw(array $attrs, string $digit): Draw
+{
+    $draw = Draw::query()->create($attrs);
+    $batch = DrawResultBatch::query()->create([
+        'draw_id' => $draw->id,
+        'result_version' => 1,
+        'source_type' => 'rng',
+        'rng_seed_hash' => hash('sha256', $digit),
+        'raw_seed_encrypted' => null,
+        'status' => DrawResultBatchStatus::Published->value,
+        'created_by' => null,
+        'confirmed_by' => null,
+        'confirmed_at' => now(),
+    ]);
+    DrawResultItem::query()->create([
+        'draw_id' => $draw->id,
+        'result_batch_id' => $batch->id,
+        'prize_type' => 'first',
+        'prize_index' => 0,
+        'number_4d' => str_repeat($digit, 4),
+        'suffix_3d' => str_repeat($digit, 3),
+        'suffix_2d' => str_repeat($digit, 2),
+        'head_digit' => (int) $digit,
+        'tail_digit' => (int) $digit,
+    ]);
+
+    return $draw->fresh();
+}
+
+test('draw results index returns published draws with PRD shaped results', function (): void {
+    $draw = seedMinimalPublishedDraw([
+        'draw_no' => '20260509-111',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 111,
+        'status' => DrawStatus::Cooldown->value,
+        'start_time' => now()->subHour(),
+        'close_time' => now()->subMinutes(45),
+        'draw_time' => now()->subMinutes(30),
+        'cooling_end_time' => now()->addMinutes(10),
+        'result_source' => 'rng',
+        'current_result_version' => 1,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ], '8');
+
+    $batch = DrawResultBatch::query()->where('draw_id', $draw->id)->firstOrFail();
+    foreach (['second', 'third'] as $tier) {
+        DrawResultItem::query()->create([
+            'draw_id' => $draw->id,
+            'result_batch_id' => $batch->id,
+            'prize_type' => $tier,
+            'prize_index' => 0,
+            'number_4d' => $tier === 'second' ? '7777' : '6666',
+            'suffix_3d' => '777',
+            'suffix_2d' => '77',
+            'head_digit' => 7,
+            'tail_digit' => 7,
+        ]);
+    }
+
+    $this->getJson('/api/v1/draw/results?per_page=5')
+        ->assertOk()
+        ->assertJsonPath('code', 0)
+        ->assertJsonPath('data.items.0.draw_no', '20260509-111')
+        ->assertJsonPath('data.items.0.results.1st', '8888')
+        ->assertJsonPath('data.items.0.results.2nd', '7777')
+        ->assertJsonPath('data.items.0.results.3rd', '6666');
+});
+
+test('draw result show includes neighbor draw numbers', function (): void {
+    $t0 = now()->subHours(3);
+    seedMinimalPublishedDraw([
+        'draw_no' => '20260509-100',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 100,
+        'status' => DrawStatus::Cooldown->value,
+        'start_time' => $t0,
+        'close_time' => $t0,
+        'draw_time' => $t0->copy()->addSecond(),
+        'cooling_end_time' => null,
+        'result_source' => 'rng',
+        'current_result_version' => 1,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ], '1');
+
+    $t1 = now()->subHours(2);
+    seedMinimalPublishedDraw([
+        'draw_no' => '20260509-101',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 101,
+        'status' => DrawStatus::Cooldown->value,
+        'start_time' => $t1,
+        'close_time' => $t1,
+        'draw_time' => $t1->copy()->addSecond(),
+        'cooling_end_time' => null,
+        'result_source' => 'rng',
+        'current_result_version' => 1,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ], '2');
+
+    $t2 = now()->subHour();
+    seedMinimalPublishedDraw([
+        'draw_no' => '20260509-102',
+        'business_date' => '2026-05-09',
+        'sequence_no' => 102,
+        'status' => DrawStatus::Cooldown->value,
+        'start_time' => $t2,
+        'close_time' => $t2,
+        'draw_time' => $t2->copy()->addSecond(),
+        'cooling_end_time' => null,
+        'result_source' => 'rng',
+        'current_result_version' => 1,
+        'settle_version' => 0,
+        'is_reopened' => false,
+    ], '3');
+
+    $this->getJson('/api/v1/draw/results/20260509-101')
+        ->assertOk()
+        ->assertJsonPath('data.previous_draw_no', '20260509-100')
+        ->assertJsonPath('data.next_draw_no', '20260509-102');
+});