chore: block titles

Author: LiuJi-Jim

docs/advanced/enable-disable-kbar.md

@@ -9,7 +9,7 @@ const { disabled } = storeToRefs(useStore());
 
 We might want to disable our kbar temporarily (or permanently) sometimes. Here's an example
 
-::: tip
+::: tip Live demo
 
 <p style="display: flex; align-items: center;">
   <label for="disabled">Try to disable kbar</label>

docs/advanced/nested-actions.md

@@ -1,6 +1,6 @@
 # Nested actions
 
-::: tip
+::: tip Live demo
 Open kbar on this page and search "theme", "light" or "dark" to have a try!
 :::
 

docs/index.md

@@ -6,7 +6,7 @@ title: Introduction
 
 @bytebase/vue-kbar is an extensible command+k interface for Vue 3 applications. Inspired by [timc1/kbar](https://github.com/timc1/kbar).
 
-::: tip
+::: tip Live demo
 Press <kbd>cmd</kbd>+<kbd>k</kbd> (macOS) or <kbd>ctrl</kbd>+<kbd>k</kbd> (Linux / Windows) to try it out!
 :::