diff --git a/vidaia/android/app/build.gradle b/vidaia/android/app/build.gradle
index 2bba797..4b7b705 100644
--- a/vidaia/android/app/build.gradle
+++ b/vidaia/android/app/build.gradle
@@ -48,7 +48,11 @@ android {
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
-        manifestPlaceHolders = ['appAuthRedirectScheme': 'ch.saynode.vidaia']
+        multiDexEnabled true
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        manifestPlaceholders = [
+            'appAuthRedirectScheme': 'ch.saynode.vidaia'
+        ]
     }
 
     buildTypes {
diff --git a/vidaia/lib/pages/settings_page.dart b/vidaia/lib/pages/settings_page.dart
index 7d75657..23f8aa5 100644
--- a/vidaia/lib/pages/settings_page.dart
+++ b/vidaia/lib/pages/settings_page.dart
@@ -27,7 +27,6 @@ class _SettingsPageState extends State<SettingsPage> {
           Text(
             'changeLanguage'.tr(),
             style: Theme.of(context).textTheme.headline5,
-
           ),
           DropdownButton(
               hint: Text(
diff --git a/vidaia/lib/services/auth_service.dart b/vidaia/lib/services/auth_service.dart
index 54b9502..20dbd63 100644
--- a/vidaia/lib/services/auth_service.dart
+++ b/vidaia/lib/services/auth_service.dart
@@ -1,5 +1,4 @@
 import 'dart:convert';
-import 'dart:html';
 import 'dart:math';
 import 'package:flutter/foundation.dart';
 import 'package:http/http.dart' as http;
@@ -13,7 +12,8 @@ import 'package:vidaia/models/auth0_user.dart';
 import 'package:pkce/pkce.dart';
 
 class AuthService {
-  Auth0User profile = Auth0User(nickname: '', name: '', email: '', picture: '', updatedAt: '', sub: '');
+  Auth0User profile = Auth0User(
+      nickname: '', name: '', email: '', picture: '', updatedAt: '', sub: '');
   Auth0IdToken? idToken;
   String? auth0AccessToken;
   bool isLoggedIn = false;
@@ -72,7 +72,8 @@ class AuthService {
       headers: {'Authorization': 'Bearer $auth0AccessToken'},
     );
 
-    debugPrint('logout: ${response.request} ${response.statusCode} ${response.body}');
+    debugPrint(
+        'logout: ${response.request} ${response.statusCode} ${response.body}');
 
     return 'logout: ${response.request} ${response.statusCode} ${response.body}';
   }
@@ -83,13 +84,21 @@ class AuthService {
         AUTH0_CLIENT_ID,
         AUTH0_REDIRECT_URI,
         issuer: AUTH0_ISSUER,
-        scopes: ['openid', 'profile', 'email', 'offline_access', 'update:current_user_metadata', 'create:current_user_metadata'],
+        scopes: [
+          'openid',
+          'profile',
+          'email',
+          'offline_access',
+          'update:current_user_metadata',
+          'create:current_user_metadata'
+        ],
         promptValues: ['login'],
 
         /// possible values login, none, consent, select_account
       );
 
-      final AuthorizationTokenResponse? result = await appAuth.authorizeAndExchangeCode(
+      final AuthorizationTokenResponse? result =
+          await appAuth.authorizeAndExchangeCode(
         authorizationTokenRequest,
       );
 
@@ -145,7 +154,8 @@ class AuthService {
   }
 
   Future<String> _setLocalVariables(result) async {
-    final bool isValidResult = result != null && result.accessToken != null && result.idToken != null;
+    final bool isValidResult =
+        result != null && result.accessToken != null && result.idToken != null;
 
     if (isValidResult) {
       auth0AccessToken = result.accessToken;
@@ -156,8 +166,10 @@ class AuthService {
           key: REFRESH_TOKEN_KEY,
           value: result.refreshToken,
         );
-        String? refreshTokenKeyFromStorage = await secureStorage.read(key: REFRESH_TOKEN_KEY);
-        debugPrint('auth_service | REFRESH_TOKEN_KEY in storage is ' + refreshTokenKeyFromStorage!);
+        String? refreshTokenKeyFromStorage =
+            await secureStorage.read(key: REFRESH_TOKEN_KEY);
+        debugPrint('auth_service | REFRESH_TOKEN_KEY in storage is ' +
+            refreshTokenKeyFromStorage!);
       }
       isLoggedIn = true;
       return 'Success';
@@ -171,7 +183,8 @@ class AuthService {
     final pkcePair = PkcePair.generate(length: 32);
     final code_challenge = pkcePair.codeChallenge;
     final code_verifier = pkcePair.codeVerifier;
-    final managementApiTokenUrl = '$AUTH0_DOMAIN/authorize?response_type=code&code_challenge=$code_challenge&code_challenge_method=S256&client_id=$AUTH0_CLIENT_ID&redirect_uri=$AUTH0_REDIRECT_URI&audience=dev-jp7b9rk6.us.auth0.com';
+    final managementApiTokenUrl =
+        '$AUTH0_DOMAIN/authorize?response_type=code&code_challenge=$code_challenge&code_challenge_method=S256&client_id=$AUTH0_CLIENT_ID&redirect_uri=$AUTH0_REDIRECT_URI&audience=dev-jp7b9rk6.us.auth0.com';
 
     ///
 
@@ -196,7 +209,8 @@ class AuthService {
       debugPrint('update wallet response 200');
       return true;
     } else {
-      debugPrint('update wallet response ' + responseAuth0UserInfo.statusCode.toString());
+      debugPrint('update wallet response ' +
+          responseAuth0UserInfo.statusCode.toString());
       debugPrint('update wallet response body' + responseAuth0UserInfo.body);
       return false;
     }