ChangeBothThreads.kt

    val snapshot = Snapshot.takeMutableSnapshot()
    thread {
        viewModel.state.value = "changes from other thread"
    }
    snapshot.enter {
        Thread.sleep(100)
        println("in snapshot before change:" + viewModel.state)
        viewModel.state.value = "change in snapshot"
        println("in snapshot after change:" + viewModel.state)
    }
    snapshot.apply()
    println("after apply:" + viewModel.state)