[mob] Avoid redudant state refresh when section is not expanded

mobile/lib/ui/components/expandable_menu_item_widget.dart

@@ -10,12 +10,16 @@ class ExpandableMenuItemWidget extends StatefulWidget {
   final String title;
   final Widget selectionOptionsWidget;
   final IconData leadingIcon;
+  // Expand callback that takes bool as argument
+  final void Function(bool)? onExpand;
+
   const ExpandableMenuItemWidget({
     required this.title,
     required this.selectionOptionsWidget,
     required this.leadingIcon,
-    Key? key,
-  }) : super(key: key);
+    this.onExpand,
+    super.key,
+  });
 
   @override
   State<ExpandableMenuItemWidget> createState() =>
@@ -102,5 +106,8 @@ class _ExpandableMenuItemWidgetState extends State<ExpandableMenuItemWidget> {
         InheritedSettingsState.maybeOf(context)?.decrement();
       }
     });
+    if (widget.onExpand != null) {
+      widget.onExpand!(expandableController.expanded);
+    }
   }
 }

mobile/lib/ui/settings/debug/ml_debug_section_widget.dart

@@ -1,5 +1,6 @@
 import "dart:async";
 
+import "package:flutter/foundation.dart";
 import 'package:flutter/material.dart';
 import "package:logging/logging.dart";
 import "package:photos/core/event_bus.dart";
@@ -31,13 +32,17 @@ class MLDebugSectionWidget extends StatefulWidget {
 
 class _MLDebugSectionWidgetState extends State<MLDebugSectionWidget> {
   Timer? _timer;
+  bool isExpanded = false;
+  final Logger logger = Logger("MLDebugSectionWidget");
   @override
   void initState() {
     super.initState();
     _timer = Timer.periodic(const Duration(seconds: 5), (timer) {
-      setState(() {
-        // Your state update logic here
-      });
+      if (isExpanded) {
+        setState(() {
+          // Your state update logic here
+        });
+      }
     });
   }
 
@@ -53,11 +58,12 @@ class _MLDebugSectionWidgetState extends State<MLDebugSectionWidget> {
       title: "ML Debug",
       selectionOptionsWidget: _getSectionOptions(context),
       leadingIcon: Icons.bug_report_outlined,
+      onExpand: (p0) => isExpanded = p0,
     );
   }
 
   Widget _getSectionOptions(BuildContext context) {
-    final Logger logger = Logger("MLDebugSectionWidget");
+    logger.info("Building ML Debug section options");
     return Column(
       children: [
         sectionOptionSpacing,