fix: add initial PR link into README.md

README.md

@@ -18,6 +18,9 @@ yarn dlx expo install react-native-web@~0.18.9 react-dom@18.1.0 @expo/webpack-co
 
 - Using arbitrary file update [feature][please-release-doc-arbitrary-file-update] inside this README.md to display current version v1.0.0 <!-- x-release-please-start-version --> (note inline comment)
 
+- This is [first][initial-version-pr] PR introduced by release-please.
+
 [expo-app-get-started]: https://docs.expo.dev
 [please-release-github-repo]: https://github.com/googleapis/release-please
 [please-release-doc-arbitrary-file-update]: https://github.com/googleapis/release-please/blob/main/docs/customizing.md#updating-arbitrary-json-files
+[initial-version-pr]: https://github.com/dmi3y/expo-release-please-example/pull/1/files