修复Panel标题栏拖拽移动Area功能：将拖拽事件绑定到document上以确保拖拽连续性

AutoRobot/Windows/Robot/Web/src/DockLayout/Panel.vue

@@ -4,10 +4,7 @@
     <div class="flex flex-col h-full">
       <!-- 标题栏 -->
       <div class="title-bar h-6 bg-[#435d9c] text-white px-2 flex items-center justify-between select-none cursor-move"
-           @mousedown="onDragStart"
-           @mousemove="onDragMove"
-           @mouseup="onDragEnd"
-           @mouseleave="onDragEnd">
+           @mousedown="onDragStart">
         <div class="flex items-center">
           <span class="text-xs">{{ title }}</span>
         </div>
@@ -135,6 +132,11 @@ const onDragStart = (e) => {
     });
     // 防止文本选择
     e.preventDefault();
+    
+    // 将鼠标移动和释放事件绑定到document，确保拖拽的连续性
+    document.addEventListener('mousemove', onDragMove);
+    document.addEventListener('mouseup', onDragEnd);
+    document.addEventListener('mouseleave', onDragEnd);
   }
 };
 
@@ -153,6 +155,11 @@ const onDragEnd = () => {
   if (isDragging) {
     isDragging = false;
     emit('dragEnd');
+    
+    // 拖拽结束后移除事件监听器
+    document.removeEventListener('mousemove', onDragMove);
+    document.removeEventListener('mouseup', onDragEnd);
+    document.removeEventListener('mouseleave', onDragEnd);
   }
 };
 </script>