fix: 修复文件管理器菜单不会自动消失的问题

packages/frontend/src/components/FileManagerContextMenu.vue

@@ -110,6 +110,25 @@ watch(
   { deep: true, immediate: true } // immediate 确保初始状态（如果isVisible为true）也设置正确
 );
 
+// 点击其他地方自动关闭菜单
+const handleClickOutside = (event: MouseEvent) => {
+  if (contextMenuRef.value && !contextMenuRef.value.contains(event.target as Node)) {
+    emit('close-request');
+  }
+};
+
+watch(() => props.isVisible, (newValue) => {
+  if (newValue) {
+    document.addEventListener('click', handleClickOutside, { capture: true });
+  } else {
+    document.removeEventListener('click', handleClickOutside, { capture: true });
+  }
+}, { immediate: true });
+
+onUnmounted(() => {
+  document.removeEventListener('click', handleClickOutside, { capture: true });
+});
+
 // 隐藏菜单的逻辑由 useFileManagerContextMenu 中的全局点击监听器处理
 // 但我们仍然需要触发菜单项的 action，并通知父组件关闭菜单
 const emit = defineEmits(['item-click', 'close-request']); // 添加 close-request