chore(readme): update readme

README.md

@@ -8,14 +8,38 @@
 
 > Docus is the fastest way to create document-driven websites.
 
-https://docus.dev (password: `ilovenuxt`)
+[📄 Documentation](https://docus.dev)
+
+## Start a project with Docus
+
+You can use [this template] to create a new project.
+
+If you want to add Docus to an existing codebase, you can do so with:
+
+- Install the dependency:
+
+```bash
+npm install @nuxt-themes/docus
+```
+
+- Add it to your extends key in `nuxt.config`:
+
+```ts
+defineNuxtConfig({
+  extends: '@nuxt-themes/docus'
+})
+```
 
 ## Features ✨
 
-- Write your document with Markdown and built-in Vue components
-- Powered by Nuxt 3
-- Emoji Support
-- Custom SVG support (via Vue component)
+- **+50 Components** ready to build rich pages
+- **Article**, **Docs** and **Blog** layouts
+- Start from a `README`, scale to a framework documentation
+- Table of contents support
+- Configurable design system integration
+- Replace, extend, customize any component in a breeze
+- Leverages [**@nuxt-themes/typography**](https://github.com/nuxt-themes/typography)
+- Used on [Content Documentation](https://content.nuxtjs.org)
 
 ## Contributing 🙏