vendor and env first commit

vendor/vanguardapp/plugins/src/Plugin.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Vanguard\Plugins;
+
+use Illuminate\Support\ServiceProvider;
+use Vanguard\Support\Sidebar\Item;
+
+abstract class Plugin extends ServiceProvider
+{
+    /**
+     * A sidebar item for the plugin.
+     *
+     * @return mixed|null
+     */
+    public function sidebar(): ?Item
+    {
+        return null;
+    }
+
+    /**
+     * Boot all the necessary plugin stuff. Basically it will
+     * work as a plugin service provider that should ensure that all the
+     * necessary plugin stuff is loaded, so it can work properly.
+     */
+    public function boot(): void
+    {
+    }
+}