readme update

README.md

@@ -34,7 +34,8 @@ Blowfish is designed to be a powerful, lightweight theme for [Hugo](https://gohu
 - Support for series of articles
 - Flexible with any content types, taxonomies and menus
 - Support for header and footer menus
-- Additional support for nested menus
+- Support for nested menus
+- Support for sub-navigation menu
 - Multilingual content support inlcuding support for RTL languages
 - Ability to link to posts on third-party websites
 - Buymeacoffee integration

config/_default/menus.en.toml

@@ -31,6 +31,17 @@
 #  pageRef = "posts"
 #  weight = 20
 
+#[[subnavigation]]
+#  name = "An interesting topic"
+#  pageRef = "tags/interesting-topic"
+#  weight = 10
+
+#[[subnavigation]]
+#  name = "My Awesome Category"
+#  pre = "github"
+#  pageRef = "categories/awesome"
+#  weight = 20
+
 #[[main]]
 #  name = "Categories"
 #  pageRef = "categories"