Fix shared element state across component instances

crates/layout/src/dock.rs

@@ -1016,7 +1016,7 @@ fn render_pane(
                 move |_, _| {
                     tabs.iter()
                         .map(|tab| {
-                            let mut entry = Tab::new(tab.title.clone());
+                            let mut entry = Tab::new(tab.panel.clone(), tab.title.clone());
                             if let Some(role) = tab.icon {
                                 entry = entry.icon(role);
                             }

crates/layout/src/resize_handle.rs

@@ -255,6 +255,14 @@ impl RenderOnce for ResizeHandle {
                                             return;
                                         }
 
+                                        if event.pressed_button != Some(MouseButton::Left) {
+                                            drag.update(cx, |drag, cx| {
+                                                drag.dragging = false;
+                                                cx.notify();
+                                            });
+                                            return;
+                                        }
+
                                         let delta = match axis {
                                             Axis::Horizontal => event.position.x - last.x,
                                             Axis::Vertical => event.position.y - last.y,