YPE-1178 Add IOS CI build test

.github/workflows/example_ios_build.yml

@@ -0,0 +1,52 @@
+name: Test Example App Build
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  test-ios-build:
+    runs-on: macos-latest
+    timeout-minutes: 45
+    permissions:
+      contents: read
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Select Xcode version
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: '26.2'
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies (root)
+        run: npm ci
+
+      - name: Install dependencies (example app)
+        working-directory: example
+        run: npm ci
+
+      - name: Generate native iOS project
+        working-directory: example
+        run: npx expo prebuild --platform ios
+
+      - name: Cache CocoaPods
+        uses: actions/cache@v4
+        with:
+          path: example/ios/Pods
+          key: ${{ runner.os }}-pods-${{ hashFiles('example/ios/Podfile', 'example/package-lock.json') }}
+
+      - name: Install CocoaPods dependencies
+        working-directory: example/ios
+        run: pod install
+
+      - name: Build iOS app
+        working-directory: example
+        run: npm run ios -- --no-install --no-bundler