feat(Alert): new component (#449)

docs/content/2.elements/8.kbd.md

@@ -0,0 +1,74 @@
+---
+title: 'Keyboard Key'
+description: Display a keyboard key in a text block.
+links:
+  - label: GitHub
+    icon: i-simple-icons-github
+    to: https://github.com/nuxtlabs/ui/blob/dev/src/runtime/components/elements/Kbd.vue
+navigation:
+  title: 'Kbd'
+---
+
+## Usage
+
+Use the default slot to set the text of the Kbd.
+
+::component-card
+---
+code: K
+---
+
+K
+::
+
+You can also use the `value` prop:
+
+::component-card
+---
+props:
+  value: K
+---
+::
+
+As explained in the [Shortcuts](/getting-started/shortcuts) page, you can use the `metaSymbol` property of the `useShortcuts` composable to display the meta key according to the user's OS.
+
+::component-example
+#default
+:kbd-example
+
+#code
+```vue
+<script setup>
+const { metaSymbol } = useShortcuts()
+</script>
+
+<template>
+  <div class="flex items-center gap-0.5">
+    <UKbd>{{ metaSymbol }}</UKbd>
+    <UKbd>K</UKbd>
+  </div>
+</template>
+```
+::
+
+### Size
+
+Use the `size` prop to change the size of the Kbd.
+
+::component-card
+---
+props:
+  size: 'sm'
+code: 'U'
+---
+
+U
+::
+
+## Props
+
+:component-props
+
+## Preset
+
+:component-preset