docs: update get-started (#699)

packages/docs-next/documentation/index.md

@@ -21,6 +21,8 @@ In addition, if you don't want to style everything yourself, we've created sever
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+> IE is not supported.
+
 💅 For more info about components customisation, go to [#customisation](/documentation/customisation).
 
 🕹 To see Oruga in action, go to [#examples](#examples).
@@ -43,6 +45,12 @@ yarn add @oruga-ui/oruga-next
 
 :::
 
+::: warning _Oruga for Vue 2.x deprecated_  
+Due to [EOL for Vue 2.x](https://v2.vuejs.org/lts/) at the end of the year 2023, from now on Oruga for Vue 2 ([`@oruga-ui/oruga`](https://www.npmjs.com/package/@oruga-ui/oruga)) is deprecated. 
+Further enhancements will only be developed for [`@oruga-ui/oruga-next`](https://www.npmjs.com/package/@oruga-ui/oruga-next).
+:::
+
+
 ### Full bundle import
 
 You can import all Oruga components using the main plugin export:
@@ -54,6 +62,14 @@ import Oruga from '@oruga-ui/oruga-next';
 createApp(...).use(Oruga);
 ```
 
+After the installation, you can use all the components in your SFC like this.
+
+```html
+<template>
+  <o-button>oruga-ui</o-button>
+</template>
+```
+
 ### Individual components imports (tree shaking)
 
 Each component can also be added individually using its own plugin. This adds the component, including its subcomponents and programmatic components: