fix : _ide_helper.php 헬퍼 추가

- 개발 보조 기능

app/Models/MainRequest.php

@@ -6,6 +6,9 @@
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\SoftDeletes;
 
+/**
+ * @mixin IdeHelperMainRequest
+ */
 class MainRequest extends Model
 {
     use SoftDeletes;