How to update my composable upon service property update? I'm using a service locator (as advised in https://developer.android.com/training/dependency-injection#di-alternatives, but I'll switch to proper DI later I promise) to handle auth in my app. I have an authentication service that has a user property that I set and unset using logIn and logOut methods I'd like my ContentView to react to changes in auth.user but I can't quite...