[native] Handle already-rehydrated app start
[native] Handle already-rehydrated app start

Can get rehydrated by our new notif background task.

Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal