reduce rebuild

Signed-off-by: dom <githubaccount56556@proton.me>

lib/common/widgets/route_aware_mixin.dart

@@ -0,0 +1,21 @@
+import 'package:flutter/widgets.dart';
+import 'package:get/get_core/src/get_main.dart';
+import 'package:get/get_navigation/src/extension_navigation.dart';
+import 'package:get/get_navigation/src/routes/default_route.dart'
+    show GetPageRoute;
+
+final routeObserver = RouteObserver<GetPageRoute>();
+
+mixin RouteAwareMixin<T extends StatefulWidget> on State<T>, RouteAware {
+  @override
+  void initState() {
+    super.initState();
+    routeObserver.subscribe(this, Get.routing.route as GetPageRoute);
+  }
+
+  @override
+  void dispose() {
+    routeObserver.unsubscribe(this);
+    super.dispose();
+  }
+}