feat: global loading overlay

lib/presentation/pages/profile/profile_page.dart

@@ -2,6 +2,7 @@ import 'package:auto_route/auto_route.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:line_icons/line_icons.dart';
+import 'package:loader_overlay/loader_overlay.dart';
 
 import '../../../application/auth/logout_form/logout_form_bloc.dart';
 import '../../../common/theme/theme.dart';
@@ -23,16 +24,31 @@ class ProfilePage extends StatelessWidget implements AutoRouteWrapper {
 
   @override
   Widget build(BuildContext context) {
-    return BlocListener<LogoutFormBloc, LogoutFormState>(
-      listener: (context, state) {
-        state.failureOrAuthOption.fold(
-          () => null,
-          (either) => either.fold(
-            (f) => AppFlushbar.showAuthFailureToast(context, f),
-            (_) => context.router.replace(const LoginRoute()),
-          ),
-        );
-      },
+    return MultiBlocListener(
+      listeners: [
+        BlocListener<LogoutFormBloc, LogoutFormState>(
+          listener: (context, state) {
+            state.failureOrAuthOption.fold(
+              () => null,
+              (either) => either.fold(
+                (f) => AppFlushbar.showAuthFailureToast(context, f),
+                (_) => context.router.replace(const LoginRoute()),
+              ),
+            );
+          },
+        ),
+        BlocListener<LogoutFormBloc, LogoutFormState>(
+          listenWhen: (previous, current) =>
+              previous.isSubmitting != current.isSubmitting,
+          listener: (context, state) {
+            if (state.isSubmitting) {
+              context.loaderOverlay.show();
+            } else {
+              context.loaderOverlay.hide();
+            }
+          },
+        ),
+      ],
       child: Scaffold(
         backgroundColor: AppColor.background,
         body: CustomScrollView(