Migrate assemble and integration_test_device to null safety by @jmagman in https://github.com/flutter/flutter/pull/96630

Skip flaky test: background_isolate_test.dart: Hot restart kills background isolates by @keyonghan in https://github.com/flutter/flutter/pull/96678

feat: support configure a custom launch url for flutter web by @wangying3426 in https://github.com/flutter/flutter/pull/95002

Add boxes around version freshness alerts by @jmagman in https://github.com/flutter/flutter/pull/96152

Enable inline Dart plugin implementation on Desktop by @stuartmorgan in https://github.com/flutter/flutter/pull/96610

Pass ‘build ios’ device ID into xcodebuild by @jmagman in https://github.com/flutter/flutter/pull/96669