Summary

Capture the APNS device token from PushNotificationIOS.register, store it, and post to the register endpoint on QPS to receive a UCAN. Create a QPS client in backend to receive the apnsDeviceToken from react native, and post to the registration endpoint.

Acceptance Criteria

• APNS Device Token stored in app state
• APNS Device Token passed by socket to backend
• QPS Client created in backend to receive token
• QPS Client posts token to registration endpoint
• Handle simulator case where no token is available?