Create a default site bundle

.bolt.yml

@@ -0,0 +1,2 @@
+extensions:
+    - Bolt\Bundle\Site\SiteExtension

composer.json

@@ -24,6 +24,11 @@
             "nut extensions:setup"
         ]
     },
+    "autoload": {
+        "psr-4": {
+            "Bolt\\Bundle\\Site\\": "src/Site"
+        }
+    },
     "extra": {
         "branch-alias": {
             "dev-3.4" : "3.4.x-dev"

src/Site/SiteBundleLoader.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Bolt\Bundle\Site;
+
+use Bolt\Extension\SimpleExtension;
+
+/**
+ * Site bundle extension loader.
+ *
+ * This is the base bundle you can use to further customise Bolt for your
+ * specific site.
+ *
+ * It is perfectly safe to remove this bundle, just remember to remove the
+ * entry from your .bolt.yml or .bolt.php file.
+ *
+ * For more information on building bundles see https://docs.bolt.cm/extensions
+ */
+class SiteBundleLoader extends SimpleExtension
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getDisplayName()
+    {
+        return 'Site Customisation Bundle';
+    }
+}