Add Expo cookbook (SDK 53, React 19)

.github/workflows/ci-cookbook-expo.yml

@@ -0,0 +1,123 @@
+name: CI cookbook-expo
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  e2e-ios:
+    runs-on: macos-15
+    timeout-minutes: 45
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 24
+
+      # Use default Xcode (16.4) — has matching simulator runtimes
+      # Expo SDK 53 Swift 6 issues handled by patching pbxproj after pod install
+
+
+      - run: corepack enable
+
+      - name: Install dependencies
+        run: |
+          yarn install
+          cd packages/cookbook-expo && yarn install
+
+      - name: Build gl-react packages
+        run: |
+          for d in packages/gl-react packages/gl-react-expo; do
+            npx babel --root-mode upward --source-maps --extensions '.ts,.tsx' -d "$d/lib" "$d/src"
+          done
+
+      - name: Expo prebuild
+        working-directory: packages/cookbook-expo
+        run: npx expo prebuild --platform ios --no-install
+
+      - name: Pod install
+        working-directory: packages/cookbook-expo/ios
+        run: pod install
+
+      # Patch expo-modules-core Swift sources to compile on Swift 6 (Xcode 16.4)
+      - name: Patch expo-modules-core for Swift 6
+        run: |
+          # Add @preconcurrency import where needed
+          find packages/cookbook-expo/node_modules/expo-modules-core/ios -name "*.swift" | xargs sed -i '' 's/^import UIKit/@preconcurrency import UIKit/; s/^import Foundation/@preconcurrency import Foundation/' 2>/dev/null || true
+          # Suppress sendable warnings by adding nonisolated(unsafe) or @unchecked Sendable
+          # The simplest approach: set SWIFT_STRICT_CONCURRENCY=minimal in Pods pbxproj
+          sed -i '' 's/SWIFT_VERSION = 6\.0;/SWIFT_VERSION = 6.0; SWIFT_STRICT_CONCURRENCY = minimal;/g' packages/cookbook-expo/ios/Pods/Pods.xcodeproj/project.pbxproj 2>/dev/null || true
+
+      - name: Build iOS app for simulator
+        working-directory: packages/cookbook-expo
+        run: |
+          xcodebuild \
+            -workspace ios/cookbookexpo.xcworkspace \
+            -scheme cookbookexpo \
+            -sdk iphonesimulator \
+            -configuration Debug \
+            -destination 'generic/platform=iOS Simulator' \
+            -derivedDataPath build \
+            CODE_SIGNING_ALLOWED=NO \
+            -quiet
+
+      - name: Boot iOS Simulator
+        run: |
+          DEVICE_ID=$(xcrun simctl list devices available -j | python3 -c "
+          import json, sys
+          data = json.load(sys.stdin)
+          for runtime, devices in data['devices'].items():
+            for d in devices:
+              if 'iPhone' in d['name'] and d['isAvailable']:
+                print(d['udid'])
+                sys.exit(0)
+          sys.exit(1)
+          ")
+          xcrun simctl boot "$DEVICE_ID" || true
+          echo "DEVICE_ID=$DEVICE_ID" >> "$GITHUB_ENV"
+
+      - name: Install app on simulator
+        run: |
+          APP_PATH=$(find packages/cookbook-expo/build -name "*.app" -path "*/Debug-iphonesimulator/*" | head -1)
+          xcrun simctl install "$DEVICE_ID" "$APP_PATH"
+
+      # Bundle JS offline so Metro isn't needed at runtime
+      - name: Bundle JS
+        working-directory: packages/cookbook-expo
+        env:
+          NODE_PATH: ${{ github.workspace }}/packages/cookbook-expo/node_modules
+        run: |
+          node node_modules/expo/bin/cli export:embed \
+            --platform ios \
+            --entry-file "${{ github.workspace }}/packages/cookbook-expo/index.ts" \
+            --bundle-output ios/main.jsbundle \
+            --assets-dest ios \
+            --dev false
+
+      - name: Reinstall app with bundle
+        run: |
+          APP_PATH=$(find packages/cookbook-expo/build -name "*.app" -path "*/Debug-iphonesimulator/*" | head -1)
+          cp packages/cookbook-expo/ios/main.jsbundle "$APP_PATH/main.jsbundle"
+          xcrun simctl install "$DEVICE_ID" "$APP_PATH"
+
+      - name: Install Maestro
+        run: |
+          curl -Ls "https://get.maestro.mobile.dev" | bash
+          echo "$HOME/.maestro/bin" >> "$GITHUB_PATH"
+
+      - name: Run Maestro smoke test
+        working-directory: packages/cookbook-expo
+        env:
+          MAESTRO_DRIVER_STARTUP_TIMEOUT: 120000
+        run: ~/.maestro/bin/maestro test .maestro/smoke.yaml
+
+      - uses: actions/upload-artifact@v4
+        if: always()
+        with:
+          name: maestro-screenshots
+          path: ~/.maestro/tests/
+          retention-days: 7

.gitignore

@@ -20,3 +20,4 @@ test-results
 packages/cookbook-v2/test-results
 packages/cookbook-v2/dist
 *.tsbuildinfo
+packages/cookbook-expo/node_modules

packages/cookbook-expo/.gitignore

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+# Learn more https://docs.github.com/en/get-started/getting-started-with-git/ignoring-files
+
+# dependencies
+node_modules/
+
+# Expo
+.expo/
+dist/
+web-build/
+expo-env.d.ts
+
+# Native
+.kotlin/
+*.orig.*
+*.jks
+*.p8
+*.p12
+*.key
+*.mobileprovision
+
+# Metro
+.metro-health-check*
+
+# debug
+npm-debug.*
+yarn-debug.*
+yarn-error.*
+
+# macOS
+.DS_Store
+*.pem
+
+# local env files
+.env*.local
+
+# typescript
+*.tsbuildinfo
+
+# generated native folders
+/ios
+/android
+/build

packages/cookbook-expo/.maestro/smoke.yaml

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+appId: com.glreact.cookbookexpo
+---
+# Smoke test: verify the app launches and renders GL content
+- launchApp
+
+- extendedWaitUntil:
+    visible: "gl-react cookbook"
+    timeout: 60000
+
+- assertVisible: "UV gradient"
+- assertVisible: "Hello GL"
+- assertVisible: "Hello Blue"
+
+# Verify the GL surface rendered non-black pixels
+- extendedWaitUntil:
+    visible: "gl:rendered"
+    timeout: 10000
+
+- takeScreenshot: app-launched

packages/cookbook-expo/.yarnrc.yml

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+# Expo/Metro requires node_modules (incompatible with Yarn PnP).
+# Run `yarn install` from this directory for the setting to apply.
+nodeLinker: node-modules