Se agrega Livewire y Debugbar

resources/views/livewire/contador.blade.php

@@ -0,0 +1,7 @@
+<div>
+    <h1>{{ $cantidad }}</h1>
+
+    <button wire:click="incrementar">+</button>
+
+    <button wire:click="decrementar">-</button>
+</div>