first change

app/View/Components/dashboard/SidebarMenu.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\View\Components\dashboard;
+
+use Closure;
+use Illuminate\Contracts\View\View;
+use Illuminate\View\Component;
+
+class SidebarMenu extends Component
+{
+
+    /**
+     * Create a new component instance.
+     */
+
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Get the view / contents that represent the component.
+     */
+    public function render(): View | Closure | string
+    {
+        return view('components.dashboard.sidebar-menu');
+    }
+}