disable user registration

routes/web.php

@@ -17,7 +17,7 @@ Route::get('/', function () {
     return redirect(action('MarkController@rankingHome'));
 });
 
-Auth::routes();
+Auth::routes(['register' => false]);
 
 Route::prefix('app')->group(function () {
     Route::get('status', 'MarkController@status')->name('status');