feat(ui): mission control detach/redock toggle, clear review panes, reorder helper

src/ClaudeDo.Ui/ViewModels/MissionControlViewModel.cs

@@ -77,12 +77,14 @@ public sealed partial class MissionControlViewModel : ViewModelBase, IDisposable
     private void Detach(TaskMonitorViewModel monitor)
     {
         if (!Monitors.Contains(monitor)) return;
+        monitor.IsDetached = true;
         Monitors.Remove(monitor);            // drop from grid — do NOT dispose; it keeps streaming
         ShowDetached?.Invoke(monitor, () => ReDock(monitor));
     }
 
     private void ReDock(TaskMonitorViewModel monitor)
     {
+        monitor.IsDetached = false;
         if (!Monitors.Contains(monitor) && monitor.SubscribedTaskId is not null)
             Monitors.Add(monitor);           // back into the grid
     }
@@ -106,13 +108,22 @@ public sealed partial class MissionControlViewModel : ViewModelBase, IDisposable
     [RelayCommand]
     private void ClearFinished()
     {
-        foreach (var m in Monitors.Where(m => m.IsDone || m.IsFailed || m.IsCancelled).ToList())
+        foreach (var m in Monitors.Where(m => m.IsDone || m.IsFailed || m.IsCancelled || m.IsWaitingForReview).ToList())
         {
             Monitors.Remove(m);
             m.Dispose();
         }
     }
 
+    public void MoveMonitor(TaskMonitorViewModel dragged, TaskMonitorViewModel target)
+    {
+        if (ReferenceEquals(dragged, target)) return;
+        var from = Monitors.IndexOf(dragged);
+        var to = Monitors.IndexOf(target);
+        if (from < 0 || to < 0) return;
+        Monitors.Move(from, to);
+    }
+
     private void OnMonitorsChanged(object? sender, NotifyCollectionChangedEventArgs e)
     {
         ColumnCount = Monitors.Count switch