更改

lib/union/union_page.dart

@@ -364,11 +364,11 @@ class _UnionPage extends State<UnionPage>
   Widget buildItem() {
     return Container(
       height: MediaQuery.of(context).size.height -
-          102.h -
+          103.h -
           MediaQuery.of(context).padding.top,
       child: SmartRefresher(
         controller: refreshController,
-        enablePullUp: false,
+        enablePullUp: true,
         enablePullDown: true,
         physics: BouncingScrollPhysics(),
         header: MyHeader(),