docs: add more info in installation docs

Author: Norbiros

docs/content/1.getting-started/2.installation.md

@@ -4,6 +4,10 @@ description: Learn how to install and configure Nuxt Auto Form in your Nuxt appl
 ---
 ## Setup
 
+::tip
+To easily test features of this module, use the [Playground](https://stackblitz.com/github/Norbiros/nuxt-auto-form/tree/master/playground?file=app%2Fcomponents%2FMyForm.vue) project. For best results, open it in a Chromium-based browser.
+::
+
 ### Add to a Nuxt project
 
 ::steps{level="4"}
@@ -65,3 +69,5 @@ export default defineNuxtConfig({
 #### Good job! Now you can start using Nuxt Auto Form in your application.
 
 ::
+
+If you don’t have a Nuxt project yet, create one quickly at [nuxt.new](https://nuxt.new/).