routes.php

Consegui resolver o problema, vá em routes/web.php e la colocamos nossa rota

<?php

/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/

Route::get('/', function () {
    return 'Primeira Logica com Laravel';
});