Clicking "mailto" link crashes on iOS

[WesleyAC]

Clicking a mailto link causes the app to crash on iOS:

NSInvalidArgumentException: The specified URL has an unsupported scheme. Only HTTP and HTTPS URLs are supported.

sentry link, and I also verified this manually.

Android works as one would expect.

[WesleyAC]

react-native-webview/react-native-webview#1084 seems likely to be relevant, and describes some possible workarounds.