實作 InventoryService 的批量入庫 (processIncomingInventory) 與庫存調整 (adjustInventory) 邏輯

app/Modules/Inventory/Contracts/InventoryServiceInterface.php

@@ -165,4 +165,23 @@ interface InventoryServiceInterface
      * @return \Illuminate\Support\Collection|null
      */
     public function getPosInventoryByWarehouseCode(string $code);
+
+    /**
+     * 處理批量入庫邏輯 (含批號產生與現有批號累加)。
+     *
+     * @param \App\Modules\Inventory\Models\Warehouse $warehouse
+     * @param array $items 入庫品項清單
+     * @param array $meta 資料包含 inboundDate, reason, notes
+     * @return void
+     */
+    public function processIncomingInventory(\App\Modules\Inventory\Models\Warehouse $warehouse, array $items, array $meta): void;
+
+    /**
+     * 處理單一庫存項目的調整。
+     *
+     * @param \App\Modules\Inventory\Models\Inventory $inventory
+     * @param array $data 包含 quantity, operation, type, reason, unit_cost 等
+     * @return void
+     */
+    public function adjustInventory(\App\Modules\Inventory\Models\Inventory $inventory, array $data): void;
 }