added UserFactory and UserTest.php

app/Models/Zip.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Str;
+
+class Zip extends Model
+{
+    protected $guarded = ['id'];
+
+    public $incrementing = false;
+
+    protected $keyType = 'string';
+
+    /**
+     * Generate uuid
+     */
+    protected static function boot()
+    {
+        parent::boot();
+
+        static::creating(function ($model) {
+            $model->id = (string)Str::uuid();
+        });
+    }
+}