How to get notification userInfo at launch

Issue #884

When user taps on push notification, depending on app state

SceneDelegate

Checking UIScene.ConnectionOptions.notificationResponse?.notification.request.content.userInfo in scene(_:willConnectTo:options:)

• app terminated: sometimes nil
• app in background: notification info

UNUserNotificationCenter

Checking UNNotificationResponse.notification.request.content.userInfo in userNotificationCenter(_:didReceive:withCompletionHandler:)

• app terminated: notification info
• app in background: notification info

Read more

• https://stackoverflow.com/questions/60007715/launchoptions-always-nil-when-launching-from-a-push-notification
• https://stackoverflow.com/questions/42989932/difference-between-unusernotificationcenterdelegate-and-didreceiveremotenotifica