update workflow

.github/workflows/ios.yml

@@ -25,11 +25,20 @@ jobs:
           rm -f Podfile.lock
           pod install --repo-update
 
-      - name: Build IPA
-        run: flutter build ipa --release --no-codesign
+      - name: Build iOS (no codesign)
+        run: flutter build ios --release --no-codesign
+
+      - name: Create IPA from app bundle
+        run: |
+          mkdir -p build/ios/ipa
+          cd build/ios/Release-iphoneos
+          mkdir -p Payload
+          cp -r Runner.app Payload/
+          zip -r ../ipa/Runner.ipa Payload
+          echo "IPA created at build/ios/ipa/Runner.ipa"
 
       - name: Upload IPA Artifact
         uses: actions/upload-artifact@v4
         with:
           name: ios-ipa
-          path: build/ios/ipa/*.ipa
+          path: build/ios/ipa/Runner.ipa