PWAってモバイルでネイティブのテキスト共有をIntent的に受け取ることって可能なのか？と思ったがWeb Share Target API(share_target)でできるらしい
https://developer.chrome.com/docs/capabilities/web-apis/web-share-target
Chrome for DevelopersReceiving shared data with the Web Share Target API | Capabilities | Chrome for DevelopersOn a mobile or desktop device, sharing should be as simple as clicking the Share button, choosing an app, then choosing who to share with. The Web Share Target API allows installed web apps to register with the underlying operating system to receive shared content.
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