feat(notification): 實作通知輪詢與優化顯示名稱

- 新增通知輪詢 API 與前端自動更新機制
- 修正生產工單單號格式為 PRO-YYYYMMDD-XX
- 確保通知顯示實際建立者名稱而非系統

app/Modules/Production/Notifications/NewProductionOrder.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace App\Modules\Production\Notifications;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Notifications\Messages\MailMessage;
+use Illuminate\Notifications\Notification;
+use App\Modules\Production\Models\ProductionOrder;
+
+class NewProductionOrder extends Notification
+{
+    use Queueable;
+
+    protected $productionOrder;
+    protected $creatorName;
+
+    /**
+     * Create a new notification instance.
+     */
+    public function __construct(ProductionOrder $productionOrder, string $creatorName)
+    {
+        $this->productionOrder = $productionOrder;
+        $this->creatorName = $creatorName;
+    }
+
+    /**
+     * Get the notification's delivery channels.
+     *
+     * @return array<int, string>
+     */
+    public function via(object $notifiable): array
+    {
+        return ['database'];
+    }
+
+    /**
+     * Get the array representation of the notification.
+     *
+     * @return array<string, mixed>
+     */
+    public function toArray(object $notifiable): array
+    {
+        return [
+            'type' => 'production_order',
+            'action' => 'created',
+            'production_order_id' => $this->productionOrder->id,
+            'code' => $this->productionOrder->code,
+            'creator_name' => $this->creatorName,
+            'message' => "{$this->creatorName} 建立了新的生產工單：{$this->productionOrder->code}",
+            'link' => route('production-orders.index', ['search' => $this->productionOrder->code]),
+        ];
+    }
+}