add nova

nova/src/WithIcon.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Laravel\Nova;
+
+trait WithIcon
+{
+    /**
+     * The type of icon that should represent the item.
+     *
+     * @var string|null
+     */
+    public $icon = null;
+
+    /**
+     * Set the content to be used for the item's icon.
+     *
+     * @param  string  $icon
+     * @return $this
+     */
+    public function withIcon($icon)
+    {
+        $this->icon = $icon;
+
+        return $this;
+    }
+}