added CodeIgniter4

tests/_support/Models/ExampleModel.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Tests\Support\Models;
+
+use CodeIgniter\Model;
+
+class ExampleModel extends Model
+{
+    protected $table          = 'factories';
+    protected $primaryKey     = 'id';
+    protected $returnType     = 'object';
+    protected $useSoftDeletes = false;
+    protected $allowedFields  = [
+        'name',
+        'uid',
+        'class',
+        'icon',
+        'summary',
+    ];
+    protected $useTimestamps      = true;
+    protected $validationRules    = [];
+    protected $validationMessages = [];
+    protected $skipValidation     = false;
+}