Keep lock screen controls within a compact card

MusicBridge/LiveActivityManager.swift

@@ -34,6 +34,7 @@ final class LiveActivityManager: ObservableObject {
 
     func start(_ state: MediaState, connection: Connection) {
         guard !running, state.hasSession, UIApplication.shared.applicationState == .active else { return }
+        guard connection.token != nil else { error = "Сначала выполните сопряжение с ПК."; return }
         guard ActivityAuthorizationInfo().areActivitiesEnabled else {
             error = "Разрешите Live Activities в настройках MusicBridge на iPhone."
             return

Shared/MusicActivityViews.swift

@@ -6,7 +6,7 @@ struct MusicActivityCard: View {
     let stale: Bool
     var activityID: String = ""
     var body: some View {
-        VStack(alignment: .leading, spacing: 10) {
+        VStack(alignment: .leading, spacing: 6) {
             HStack(spacing: 12) {
                 Image(systemName: "waveform").font(.title).foregroundStyle(.indigo)
                 TrackLabels(state: state)
@@ -17,7 +17,7 @@ struct MusicActivityCard: View {
             ProgressView(value: state.progress).tint(.indigo)
             ActivityStatus(state: state, stale: stale)
             MusicActivityControls(activityID: activityID)
-        }.padding(16)
+        }.padding(12)
     }
 }