feat(helpers): adds helpers file

stubs/Helpers.php

@@ -0,0 +1,12 @@
+<?php
+
+use Illuminate\Contracts\Auth\Authenticatable;
+use Tests\TestCase;
+
+/**
+ * Set the currently logged in user for the application.
+ */
+function actingAs(Authenticatable $user, string $driver = null): TestCase
+{
+    return test()->actingAs($user, $driver);
+}