big update all menus

app/Models/ItemCode.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class ItemCode extends Model
+{
+    protected $guarded = ['id'];
+
+    protected function casts(): array
+    {
+        return ['need_serial_number' => 'boolean', 'minimum_stock' => 'decimal:2', 'is_active' => 'boolean'];
+    }
+
+    public function items() { return $this->hasMany(WarehouseItem::class); }
+}