Live Activity Content Density

Nucleic-Session: B3643133-163C-4C5D-BE20-1A6B7FB83DA9
Co-authored-by: Nucleic <[email protected]>

NucleicRemote/NucleicRemote/LiveActivityManager.swift

@@ -136,10 +136,13 @@ final class LiveActivityManager {
     func end() {
         updateTask?.cancel()
         updateTask = nil
+        tokenObservation?.cancel()
+        tokenObservation = nil
         pendingState = nil
         lastState = nil
         guard let activity else { return }
         self.activity = nil
+        onActivityEnded?(activity.id)  // let the Macs stop pushing to this token
         Task {
             await activity.end(
                 ActivityContent(state: activity.content.state, staleDate: nil),