feat: update lib

Author: Create-Peace

lib/index.js

@@ -1,5 +1,5 @@
 /*!
- * light-vue-tree v0.1.1
+ * light-vue-tree v1.0.1
  * open source under the MIT license
  */
 
@@ -1214,15 +1214,17 @@
     name: 'virtual-list-slot',
     mixins: [Wrapper],
     props: SlotProps,
-    render: function render(h) {
+    render: function render() {
+      var h = arguments[0];
       var tag = this.tag,
           uniqueKey = this.uniqueKey;
-      return h(tag, {
-        key: uniqueKey,
-        attrs: {
-          role: uniqueKey
+      var Wrapper = tag || 'div';
+      return h(Wrapper, {
+        "key": uniqueKey,
+        "attrs": {
+          "role": uniqueKey
         }
-      }, this.$slots.default);
+      }, [this.$slots.default]);
     }
   };