invoiceninja/app/Http/Controllers/ContactController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;

class ContactController extends Controller
{
    public function __construct()
    {
        $this->middleware('auth:contact');
    }
    /**
     * show dashboard.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        return view('contact.index');
    }
}