docs: update docs

Author: artus9033

docs/docs/docs/getting-started/introduction.mdx

@@ -10,6 +10,7 @@ React Native Brownfield is a library that simplifies integrating React Native in
 - Reuse the same instance of React Native between different components
 - Use predefined **native building blocks** - crafted for React Native
 - Disable and enable **native gestures and hardware buttons** from JavaScript
+- Compatible with **Expo**
 - Works well with **any native navigation** pattern, as well as any React Native JavaScript-based navigation
 - Compatible with all native languages **Objective-C**, **Swift**, **Java** and **Kotlin**
 - Supports UIKit and SwiftUI on iOS and Fragments and Jetpack Compose on Android

docs/docs/docs/getting-started/quick-start.mdx

@@ -38,6 +38,31 @@ For best experience, you can use the built-in `brownfield` CLI that comes with t
 
 Follow [the CLI documentation here](/docs/cli/introduction) to see how to use it.
 
+#### For Expo apps
+
+For Expo apps, the CLI is the preferred way to package your React Native app as an XCFramework or Fat-AAR. Additionally, `@callstack/react-native-brownfield` ships an Expo plugin that you need to configure in your `app.json` file:
+
+```json
+{
+  "plugins": [
+    [
+      "@callstack/react-native-brownfield",
+      {
+        "ios": {
+          "frameworkName": "BrownfieldExpoApp"
+        },
+        "android": {
+          "moduleName": "brownfield-expo-app"
+        },
+        "debug": true
+      }
+    ]
+  ]
+}
+```
+
+Then, follow [the CLI documentation here](/docs/cli/introduction) to see how to package the application.
+
 #### With Rock
 
 It is very likely you will find Rock the easiest way to use brownfield in your React Native project. Rock provides for instance a clean template with `@callstack/react-native-brownfield` already integrated so you can easily bootstrap a new, clean brownfield project with zero manual configuration required. Below you will find instructions both for bootstrapping a new brownfield project and integrating your existing React Native app with Rock.