feat(mission-control): rename sessions inline in the Recent sessions flyout

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/ClaudeDo.Ui/Views/MissionControl/MissionControlView.axaml.cs

@@ -5,6 +5,7 @@ using System.Linq;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Input;
+using Avalonia.Interactivity;
 using Avalonia.Layout;
 using Avalonia.Media;
 using Avalonia.Platform.Storage;
@@ -40,6 +41,31 @@ public partial class MissionControlView : UserControl
         OverviewGrid.AddHandler(PointerReleasedEvent, OnTilePointerReleased);
     }
 
+    // Inline rename in the Recent sessions flyout. Deliberately not Buttons: the Click handler above would hide the flyout.
+    private void OnSessionTitleDoubleTapped(object? sender, TappedEventArgs e)
+    {
+        if (sender is not TextBlock { DataContext: RecentSessionViewModel row, Parent: Panel panel }) return;
+        row.BeginEdit();
+        var box = panel.Children.OfType<TextBox>().FirstOrDefault();
+        // Deferred: the TextBox only becomes visible (focusable) after the binding update.
+        Avalonia.Threading.Dispatcher.UIThread.Post(() => { box?.Focus(); box?.SelectAll(); });
+    }
+
+    private void OnSessionTitleEditKeyDown(object? sender, KeyEventArgs e)
+    {
+        if (sender is not TextBox { DataContext: RecentSessionViewModel row }) return;
+        if (e.Key == Key.Enter) row.CommitRenameCommand.Execute(null);
+        else if (e.Key == Key.Escape) row.CancelEdit();
+        else return;
+        e.Handled = true; // Escape would otherwise close the flyout too
+    }
+
+    private void OnSessionTitleEditLostFocus(object? sender, RoutedEventArgs e)
+    {
+        if (sender is TextBox { DataContext: RecentSessionViewModel row })
+            row.CommitRenameCommand.Execute(null);
+    }
+
     // Ticks the "Running now" elapsed times while the view is on screen.
     private Avalonia.Threading.DispatcherTimer? _elapsedTimer;