[1] App Indexing for Google Search — Google Developers ( ( 版)) <https://developers.google.com/app-indexing/webmasters/details>
[2] Google 検索用 App Indexing — Google Developers ( 版) <https://developers.google.com/app-indexing/webmasters/server?hl=ja>
<link rel="alternate" href="android-app://com.example.android/http/example.com/gizmos" />