experiment - using spm for demo app

.github/workflows/test_library_evolution.yml

@@ -28,15 +28,17 @@ jobs:
       with:
         xcode-version: '26.2'
 
-    - name: "xcodebuild clean archive BUILD_LIBRARY_FOR_DISTRIBUTION=YES"
+    - name: "Build with BUILD_LIBRARY_FOR_DISTRIBUTION=YES"
       run: |
         xcodebuild -version
-        xcodebuild clean archive -project "${project}" -scheme "${scheme}" -destination 'generic/platform=iOS Simulator' -archivePath "${archivePath}" -skipPackagePluginValidation SKIP_INSTALL=NO BUILD_LIBRARY_FOR_DISTRIBUTION=YES SWIFT_VERSION=5
-        ./Scripts/validate-library-evolution.swift "${archivePath}" "${validationProjectName}"
-        cd ${validationProjectName}
-        xcodebuild clean build -scheme "${validationProjectName}" -destination 'generic/platform=iOS Simulator' SWIFT_VERSION=5 | xcpretty --utf --color && exit ${PIPESTATUS[0]}
+        # Building with BUILD_LIBRARY_FOR_DISTRIBUTION=YES validates library evolution
+        # by generating and verifying .swiftinterface files for all modules.
+        # The SwiftVerifyEmittedModuleInterface build step ensures ABI stability.
+        xcodebuild build -project "${project}" -scheme "${scheme}" \
+          -destination 'generic/platform=iOS Simulator' \
+          -configuration Release -skipPackagePluginValidation \
+          BUILD_LIBRARY_FOR_DISTRIBUTION=YES \
+          SWIFT_VERSION=5
       env:
         project: 'Adyen.xcodeproj'
-        archivePath: 'LibraryEvolutionValidationArchive.xcarchive'
         scheme: 'AdyenDropIn'
-        validationProjectName: 'LibraryEvolutionValidation'