docs: add Expo demo screenshot and installation guide

- Add screenshot showing FluidAudio working in Expo test app
- Add Expo installation section to README
- Update FluidAudio link to point to GitHub
- Update CI to use macos-15 and iPhone 16 Pro simulator

Author: Alex-Wengg

.github/workflows/ci.yml

@@ -44,7 +44,7 @@ jobs:
   # Build iOS example app
   build-ios:
     name: Build iOS
-    runs-on: macos-14
+    runs-on: macos-15
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -74,7 +74,7 @@ jobs:
             -scheme FluidAudioExample \
             -configuration Debug \
             -sdk iphonesimulator \
-            -destination 'platform=iOS Simulator,name=iPhone 15 Pro' \
+            -destination 'platform=iOS Simulator,name=iPhone 16 Pro' \
             build \
             CODE_SIGNING_ALLOWED=NO
 

README.md

@@ -1,6 +1,10 @@
 # react-native-fluidaudio
 
-React Native wrapper for [FluidAudio](../FluidAudio) - a Swift library for ASR, VAD, Speaker Diarization, and TTS on Apple platforms.
+React Native wrapper for [FluidAudio](https://github.com/FluidInference/FluidAudio) - a Swift library for ASR, VAD, Speaker Diarization, and TTS on Apple platforms.
+
+<p align="center">
+  <img src="docs/expo-demo.png" alt="FluidAudio Expo Demo" width="300">
+</p>
 
 ## Features
 
@@ -13,10 +17,12 @@ React Native wrapper for [FluidAudio](../FluidAudio) - a Swift library for ASR,
 ## Requirements
 
 - iOS 17.0+
-- React Native 0.71+
+- React Native 0.71+ or Expo SDK 50+
 
 ## Installation
 
+### React Native CLI
+
 ```bash
 npm install react-native-fluidaudio
 ```
@@ -33,6 +39,18 @@ Then install pods:
 cd ios && pod install
 ```
 
+### Expo
+
+For Expo projects, use a [development build](https://docs.expo.dev/develop/development-builds/introduction/):
+
+```bash
+npx expo install react-native-fluidaudio
+npx expo prebuild
+npx expo run:ios
+```
+
+> **Note:** Expo Go is not supported - native modules require a development build.
+
 ## Usage
 
 ### Basic Transcription