feat : 자재관리, 수입관리, 로트관리 모델링 추가

app/Models/MaterialInspectionItem.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class MaterialInspectionItem extends Model
+{
+    use SoftDeletes;
+
+    // 검사 내역
+    public function inspection()
+    {
+        return $this->belongsTo(MaterialInspection::class, 'inspection_id');
+    }
+}