chore: remove APAW from tracking; gitignore agent-generated files

app/Visitor.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Visitor extends Model
+{
+    /**
+     * The attributes that aren't mass assignable.
+     *
+     * @var array
+     */
+    protected $guarded = ['id'];
+}