Add top menu entries

Author: phozzy

config/_default/menu.yaml

@@ -1,5 +1,9 @@
 main:
-  identifier: "about"
-  name: "About"
-  url: "/about"
-  weight: 10
+  - identifier: "about"
+    name: "About"
+    url: "/about"
+    weight: 10
+  - identifier: "posts"
+    name: "Posts"
+    url: "/posts/"
+    weight: 10