novas funcionalidades dos formulario

app/Models/QuestionnaireVersion.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+/** @property int $version_no */
+class QuestionnaireVersion extends Model
+{
+    public $incrementing = false;
+
+    protected $keyType = 'string';
+
+    protected $guarded = [];
+
+    protected function casts(): array
+    {
+        return ['schema_snapshot' => 'array', 'valid_from' => 'date', 'valid_to' => 'date'];
+    }
+}