add refresh button to pending page

lib/components/pages/loco_timeline.dart

@@ -18,10 +18,12 @@ class LocoTimelinePage extends StatefulWidget {
     super.key,
     required this.locoId,
     required this.locoLabel,
+    this.forceShowPending = false,
   });
 
   final int locoId;
   final String locoLabel;
+  final bool forceShowPending;
 
   @override
   State<LocoTimelinePage> createState() => _LocoTimelinePageState();
@@ -41,7 +43,13 @@ class _LocoTimelinePageState extends State<LocoTimelinePage> {
   void initState() {
     super.initState();
     WidgetsBinding.instance.addPostFrameCallback((_) async {
-      await _restorePendingVisibility();
+      if (widget.forceShowPending) {
+        setState(() {
+          _showPending = true;
+        });
+      } else {
+        await _restorePendingVisibility();
+      }
       if (!mounted) return;
       await _load();
     });