refactor(mobile): default to web frame if isDev (#1586)

* refactor(mobile): default to web frame if isDev

* fix: ignore native challenges

* fix: use contentInset for padding

packages/mobile/src/MobileWebAppContainer.tsx

@@ -123,6 +123,7 @@ export const MobileWebAppContainer = () => {
       ref={webViewRef}
       source={{ uri: sourceUri }}
       originWhitelist={['*']}
+      contentInset={{ top: 30, bottom: 10 }}
       onLoad={() => {}}
       onError={(err) => console.error('An error has occurred', err)}
       onHttpError={() => console.error('An HTTP error occurred')}