diff --git a/lib/features/authentication/data/datasource/auth_remote_data_source.dart b/lib/features/authentication/data/datasource/auth_remote_data_source.dart
index 812bb90..c210723 100644
--- a/lib/features/authentication/data/datasource/auth_remote_data_source.dart
+++ b/lib/features/authentication/data/datasource/auth_remote_data_source.dart
@@ -1,5 +1,5 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/shared/data/remote/remote.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/models.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/features/authentication/data/repositories/atuhentication_repository_impl.dart b/lib/features/authentication/data/repositories/atuhentication_repository_impl.dart
index 6d63ce0..e4db0cd 100644
--- a/lib/features/authentication/data/repositories/atuhentication_repository_impl.dart
+++ b/lib/features/authentication/data/repositories/atuhentication_repository_impl.dart
@@ -1,6 +1,6 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/features/authentication/data/datasource/auth_remote_data_source.dart';
 import 'package:flutter_project/features/authentication/domain/repositories/auth_repository.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/user/user_model.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/features/authentication/domain/repositories/auth_repository.dart b/lib/features/authentication/domain/repositories/auth_repository.dart
index 92ad353..fcb49bd 100644
--- a/lib/features/authentication/domain/repositories/auth_repository.dart
+++ b/lib/features/authentication/domain/repositories/auth_repository.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/models.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/features/dashboard/data/datasource/dashboard_remote_datasource.dart b/lib/features/dashboard/data/datasource/dashboard_remote_datasource.dart
index 2f88cda..9a23c21 100644
--- a/lib/features/dashboard/data/datasource/dashboard_remote_datasource.dart
+++ b/lib/features/dashboard/data/datasource/dashboard_remote_datasource.dart
@@ -1,5 +1,5 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/shared/data/remote/remote.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/paginated_response.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 import 'package:flutter_project/shared/globals.dart';
diff --git a/lib/features/dashboard/data/repositories/dashboard_repository.dart b/lib/features/dashboard/data/repositories/dashboard_repository.dart
index bbe89fd..a44a083 100644
--- a/lib/features/dashboard/data/repositories/dashboard_repository.dart
+++ b/lib/features/dashboard/data/repositories/dashboard_repository.dart
@@ -1,6 +1,6 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/features/dashboard/data/datasource/dashboard_remote_datasource.dart';
 import 'package:flutter_project/features/dashboard/domain/repositories/dashboard_repository.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/paginated_response.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/features/dashboard/domain/repositories/dashboard_repository.dart b/lib/features/dashboard/domain/repositories/dashboard_repository.dart
index a7fdbc7..4800f5c 100644
--- a/lib/features/dashboard/domain/repositories/dashboard_repository.dart
+++ b/lib/features/dashboard/domain/repositories/dashboard_repository.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/paginated_response.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/features/dashboard/presentation/providers/state/dashboard_notifier.dart b/lib/features/dashboard/presentation/providers/state/dashboard_notifier.dart
index 81f440c..17b748b 100644
--- a/lib/features/dashboard/presentation/providers/state/dashboard_notifier.dart
+++ b/lib/features/dashboard/presentation/providers/state/dashboard_notifier.dart
@@ -1,6 +1,6 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/features/dashboard/domain/repositories/dashboard_repository.dart';
 import 'package:flutter_project/features/dashboard/presentation/providers/state/dashboard_state.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/paginated_response.dart';
 import 'package:flutter_project/shared/domain/models/product/product_model.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
diff --git a/lib/services/user_cache_service/data/datasource/user_local_datasource.dart b/lib/services/user_cache_service/data/datasource/user_local_datasource.dart
index ad18418..6e21e81 100644
--- a/lib/services/user_cache_service/data/datasource/user_local_datasource.dart
+++ b/lib/services/user_cache_service/data/datasource/user_local_datasource.dart
@@ -1,7 +1,7 @@
 import 'dart:convert';
 
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/shared/data/local/storage_service.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/user/user_model.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 import 'package:flutter_project/shared/globals.dart';
diff --git a/lib/services/user_cache_service/data/repositories/user_repository_impl.dart b/lib/services/user_cache_service/data/repositories/user_repository_impl.dart
index ac1a25d..e4de5d3 100644
--- a/lib/services/user_cache_service/data/repositories/user_repository_impl.dart
+++ b/lib/services/user_cache_service/data/repositories/user_repository_impl.dart
@@ -1,6 +1,6 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/services/user_cache_service/data/datasource/user_local_datasource.dart';
 import 'package:flutter_project/services/user_cache_service/domain/repositories/user_cache_repository.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/user/user_model.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/services/user_cache_service/domain/repositories/user_cache_repository.dart b/lib/services/user_cache_service/domain/repositories/user_cache_repository.dart
index 43b1f86..e7d5c78 100644
--- a/lib/services/user_cache_service/domain/repositories/user_cache_repository.dart
+++ b/lib/services/user_cache_service/domain/repositories/user_cache_repository.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/models.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/shared/data/remote/dio_network_service.dart b/lib/shared/data/remote/dio_network_service.dart
index fcac116..80be71c 100644
--- a/lib/shared/data/remote/dio_network_service.dart
+++ b/lib/shared/data/remote/dio_network_service.dart
@@ -1,8 +1,8 @@
-import 'package:dartz/dartz.dart';
 import 'package:dio/dio.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter_project/configs/app_configs.dart';
 import 'package:flutter_project/shared/data/remote/network_service.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/response.dart' as response;
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 import 'package:flutter_project/shared/globals.dart';
diff --git a/lib/shared/data/remote/network_service.dart b/lib/shared/data/remote/network_service.dart
index 13b1924..a94e47a 100644
--- a/lib/shared/data/remote/network_service.dart
+++ b/lib/shared/data/remote/network_service.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/response.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/lib/shared/domain/models/either.dart b/lib/shared/domain/models/either.dart
new file mode 100644
index 0000000..3048231
--- /dev/null
+++ b/lib/shared/domain/models/either.dart
@@ -0,0 +1,27 @@
+sealed class Either<L, R> {
+  const Either();
+  factory Either.left(L l) => Left(l);
+  factory Either.right(R r) => Right(r);
+
+  T fold<T>(T Function(L) left, T Function(R) right) => switch (this) {
+        Left(:final value) => left(value),
+        Right(:final value) => right(value),
+      };
+  bool isLeft() => switch (this) {
+        Left() => true,
+        Right() => false,
+      };
+  bool isRight() => !isLeft();
+}
+
+class Left<L, R> extends Either<L, R> {
+  final L _l;
+  const Left(this._l);
+  L get value => _l;
+}
+
+class Right<L, R> extends Either<L, R> {
+  final R _r;
+  const Right(this._r);
+  R get value => _r;
+}
diff --git a/lib/shared/domain/models/response.dart b/lib/shared/domain/models/response.dart
index 88f461a..bc2a492 100644
--- a/lib/shared/domain/models/response.dart
+++ b/lib/shared/domain/models/response.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
 class Response {
diff --git a/lib/shared/exceptions/http_exception.dart b/lib/shared/exceptions/http_exception.dart
index c0b640e..bdebb04 100644
--- a/lib/shared/exceptions/http_exception.dart
+++ b/lib/shared/exceptions/http_exception.dart
@@ -1,5 +1,5 @@
-import 'package:dartz/dartz.dart';
 import 'package:equatable/equatable.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/response.dart';
 
 class AppException implements Exception {
diff --git a/lib/shared/mixins/exception_handler_mixin.dart b/lib/shared/mixins/exception_handler_mixin.dart
index 1d27854..606cc0a 100644
--- a/lib/shared/mixins/exception_handler_mixin.dart
+++ b/lib/shared/mixins/exception_handler_mixin.dart
@@ -2,9 +2,9 @@ import 'dart:async';
 import 'dart:developer';
 import 'dart:io';
 
-import 'package:dartz/dartz.dart';
 import 'package:dio/dio.dart';
 import 'package:flutter_project/shared/data/remote/remote.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/response.dart' as response;
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 
diff --git a/pubspec.lock b/pubspec.lock
index c538eb9..cea6313 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -37,18 +37,18 @@ packages:
     dependency: "direct main"
     description:
       name: auto_route
-      sha256: "02120972925a567c37921fa28ac7e90680c7095dd0e70711353737ec2727cdc6"
+      sha256: "82f8df1d177416bc6b7a449127d0270ff1f0f633a91f2ceb7a85d4f07c3affa1"
       url: "https://pub.dev"
     source: hosted
-    version: "7.4.0"
+    version: "7.8.4"
   auto_route_generator:
     dependency: "direct dev"
     description:
       name: auto_route_generator
-      sha256: d0555913cc54153c38b1dd4f69e0d6a623818ca7195e7c1437901d52b2596eec
+      sha256: "11067a3bcd643812518fe26c0c9ec073990286cabfd9d74b6da9ef9b913c4d22"
       url: "https://pub.dev"
     source: hosted
-    version: "7.1.1"
+    version: "7.3.2"
   boolean_selector:
     dependency: transitive
     description:
@@ -61,10 +61,10 @@ packages:
     dependency: transitive
     description:
       name: build
-      sha256: "43865b79fbb78532e4bff7c33087aa43b1d488c4fdef014eaef568af6d8016dc"
+      sha256: "80184af8b6cb3e5c1c4ec6d8544d27711700bc3e6d2efad04238c7b5290889f0"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   build_config:
     dependency: transitive
     description:
@@ -85,26 +85,26 @@ packages:
     dependency: transitive
     description:
       name: build_resolvers
-      sha256: db49b8609ef8c81cca2b310618c3017c00f03a92af44c04d310b907b2d692d95
+      sha256: "64e12b0521812d1684b1917bc80945625391cb9bdd4312536b1d69dcb6133ed8"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.4.1"
   build_runner:
     dependency: "direct dev"
     description:
       name: build_runner
-      sha256: "5e1929ad37d48bd382b124266cb8e521de5548d406a45a5ae6656c13dab73e37"
+      sha256: "10c6bcdbf9d049a0b666702cf1cee4ddfdc38f02a19d35ae392863b47519848b"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.5"
+    version: "2.4.6"
   build_runner_core:
     dependency: transitive
     description:
       name: build_runner_core
-      sha256: "6d6ee4276b1c5f34f21fdf39425202712d2be82019983d52f351c94aafbc2c41"
+      sha256: c9e32d21dd6626b5c163d48b037ce906bbe428bc23ab77bcd77bb21e593b6185
       url: "https://pub.dev"
     source: hosted
-    version: "7.2.10"
+    version: "7.2.11"
   built_collection:
     dependency: transitive
     description:
@@ -117,10 +117,10 @@ packages:
     dependency: transitive
     description:
       name: built_value
-      sha256: "598a2a682e2a7a90f08ba39c0aaa9374c5112340f0a2e275f61b59389543d166"
+      sha256: "723b4021e903217dfc445ec4cf5b42e27975aece1fc4ebbc1ca6329c2d9fb54e"
       url: "https://pub.dev"
     source: hosted
-    version: "8.6.1"
+    version: "8.7.0"
   characters:
     dependency: transitive
     description:
@@ -149,26 +149,26 @@ packages:
     dependency: transitive
     description:
       name: code_builder
-      sha256: "4ad01d6e56db961d29661561effde45e519939fdaeb46c351275b182eac70189"
+      sha256: "1be9be30396d7e4c0db42c35ea6ccd7cc6a1e19916b5dc64d6ac216b5544d677"
       url: "https://pub.dev"
     source: hosted
-    version: "4.5.0"
+    version: "4.7.0"
   collection:
     dependency: transitive
     description:
       name: collection
-      sha256: "4a07be6cb69c84d677a6c3096fcf960cc3285a8330b4603e0d463d15d9bd934c"
+      sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.1"
+    version: "1.17.2"
   connectivity_plus:
     dependency: "direct main"
     description:
       name: connectivity_plus
-      sha256: "8599ae9edca5ff96163fca3e36f8e481ea917d1e71cdad912c084b5579913f34"
+      sha256: "77a180d6938f78ca7d2382d2240eb626c0f6a735d0bfdce227d8ffb80f95c48b"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.1"
+    version: "4.0.2"
   connectivity_plus_platform_interface:
     dependency: transitive
     description:
@@ -189,10 +189,10 @@ packages:
     dependency: transitive
     description:
       name: coverage
-      sha256: "2fb815080e44a09b85e0f2ca8a820b15053982b2e714b59267719e8a9ff17097"
+      sha256: "595a29b55ce82d53398e1bcc2cba525d7bd7c59faeb2d2540e9d42c390cfeeeb"
       url: "https://pub.dev"
     source: hosted
-    version: "1.6.3"
+    version: "1.6.4"
   crypto:
     dependency: transitive
     description:
@@ -205,26 +205,18 @@ packages:
     dependency: "direct main"
     description:
       name: cupertino_icons
-      sha256: e35129dc44c9118cee2a5603506d823bab99c68393879edb440e0090d07586be
+      sha256: d57953e10f9f8327ce64a508a355f0b1ec902193f66288e8cb5070e7c47eeb2d
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.5"
+    version: "1.0.6"
   dart_style:
     dependency: transitive
     description:
       name: dart_style
-      sha256: f4f1f73ab3fd2afcbcca165ee601fe980d966af6a21b5970c6c9376955c528ad
+      sha256: "1efa911ca7086affd35f463ca2fc1799584fb6aa89883cf0af8e3664d6a02d55"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
-  dartz:
-    dependency: "direct main"
-    description:
-      name: dartz
-      sha256: e6acf34ad2e31b1eb00948692468c30ab48ac8250e0f0df661e29f12dd252168
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.10.1"
+    version: "2.3.2"
   dbus:
     dependency: transitive
     description:
@@ -245,10 +237,10 @@ packages:
     dependency: "direct main"
     description:
       name: dio
-      sha256: a9d76e72985d7087eb7c5e7903224ae52b337131518d127c554b9405936752b8
+      sha256: "417e2a6f9d83ab396ec38ff4ea5da6c254da71e4db765ad737a42af6930140b7"
       url: "https://pub.dev"
     source: hosted
-    version: "5.2.1+1"
+    version: "5.3.3"
   equatable:
     dependency: "direct main"
     description:
@@ -269,18 +261,18 @@ packages:
     dependency: transitive
     description:
       name: ffi
-      sha256: ed5337a5660c506388a9f012be0288fb38b49020ce2b45fe1f8b8323fe429f99
+      sha256: "7bf0adc28a23d395f19f3f1eb21dd7cfd1dd9f8e1c50051c069122e6853bc878"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.2"
+    version: "2.1.0"
   file:
     dependency: transitive
     description:
       name: file
-      sha256: "1b92bec4fc2a72f59a8e15af5f52cd441e4a7860b49499d69dfa817af20e925d"
+      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.4"
+    version: "7.0.0"
   fixnum:
     dependency: transitive
     description:
@@ -298,18 +290,18 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: aeb0b80a8b3709709c9cc496cdc027c5b3216796bc0af0ce1007eaf24464fd4c
+      sha256: a25a15ebbdfc33ab1cd26c63a6ee519df92338a9c10f122adda92938253bef04
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.3"
   flutter_riverpod:
     dependency: "direct main"
     description:
       name: flutter_riverpod
-      sha256: b83ac5827baadefd331ea1d85110f34645827ea234ccabf53a655f41901a9bf4
+      sha256: "305203d1578f6857675f9730568548b03900ce53afd319f4aa9d2fa943334dbe"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.6"
+    version: "2.4.5"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -324,18 +316,18 @@ packages:
     dependency: "direct dev"
     description:
       name: freezed
-      sha256: a9520490532087cf38bf3f7de478ab6ebeb5f68bb1eb2641546d92719b224445
+      sha256: "21bf2825311de65501d22e563e3d7605dff57fb5e6da982db785ae5372ff018a"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.5"
+    version: "2.4.5"
   freezed_annotation:
     dependency: "direct main"
     description:
       name: freezed_annotation
-      sha256: aeac15850ef1b38ee368d4c53ba9a847e900bb2c53a4db3f6881cbb3cb684338
+      sha256: c3fd9336eb55a38cc1bbd79ab17573113a8deccd0ecbbf926cca3c62803b5c2d
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.4.1"
   frontend_server_client:
     dependency: transitive
     description:
@@ -412,10 +404,10 @@ packages:
     dependency: "direct dev"
     description:
       name: json_serializable
-      sha256: "61a60716544392a82726dd0fa1dd6f5f1fd32aec66422b6e229e7b90d52325c4"
+      sha256: aa1f5a8912615733e0fdc7a02af03308933c93235bdc8d50d0b0c8a8ccb0b969
       url: "https://pub.dev"
     source: hosted
-    version: "6.7.0"
+    version: "6.7.1"
   lcov_dart:
     dependency: transitive
     description:
@@ -444,18 +436,18 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "6501fbd55da300384b768785b83e5ce66991266cec21af89ab9ae7f5ce1c4cbb"
+      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.15"
+    version: "0.12.16"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: d92141dc6fe1dad30722f9aa826c7fbc896d021d792f80678280601aff8cf724
+      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0"
+    version: "0.5.0"
   meta:
     dependency: transitive
     description:
@@ -524,26 +516,26 @@ packages:
     dependency: transitive
     description:
       name: path_provider_linux
-      sha256: ffbb8cc9ed2c9ec0e4b7a541e56fd79b138e8f47d2fb86815f15358a349b3b57
+      sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.11"
+    version: "2.2.1"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
-      sha256: "57585299a729335f1298b43245842678cb9f43a6310351b18fb577d6e33165ec"
+      sha256: "94b1e0dd80970c1ce43d5d4e050a9918fce4f4a775e6142424c30a29a363265c"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.6"
+    version: "2.1.1"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
-      sha256: "1cb68ba4cd3a795033de62ba1b7b4564dace301f952de6bfb3cd91b202b6ee96"
+      sha256: "8bc9f22eee8690981c22aa7fc602f5c85b497a6fb2ceb35ee5a5e5ed85ad8170"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.7"
+    version: "2.2.1"
   petitparser:
     dependency: transitive
     description:
@@ -556,18 +548,18 @@ packages:
     dependency: transitive
     description:
       name: platform
-      sha256: "4a451831508d7d6ca779f7ac6e212b4023dd5a7d08a27a63da33756410e32b76"
+      sha256: "0a279f0707af40c890e80b1e9df8bb761694c074ba7e1d4ab1bc4b728e200b59"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "3.1.3"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
-      sha256: "6a2128648c854906c53fa8e33986fc0247a1116122f9534dd20e3ab9e16a32bc"
+      sha256: da3fdfeccc4d4ff2da8f8c556704c08f912542c5fb3cf2233ed75372384a034d
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.6"
   pool:
     dependency: transitive
     description:
@@ -576,14 +568,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.5.1"
-  process:
-    dependency: transitive
-    description:
-      name: process
-      sha256: "53fd8db9cec1d37b0574e12f07520d582019cb6c44abf5479a01505099a34a09"
-      url: "https://pub.dev"
-    source: hosted
-    version: "4.2.4"
   pub_semver:
     dependency: transitive
     description:
@@ -604,66 +588,66 @@ packages:
     dependency: transitive
     description:
       name: riverpod
-      sha256: "80e48bebc83010d5e67a11c9514af6b44bbac1ec77b4333c8ea65dbc79e2d8ef"
+      sha256: "2e84315036e64c59affaff7443dea51247bc2fe704461a32f26a27986fb63d55"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.6"
+    version: "2.4.5"
   shared_preferences:
     dependency: "direct main"
     description:
       name: shared_preferences
-      sha256: "396f85b8afc6865182610c0a2fc470853d56499f75f7499e2a73a9f0539d23d0"
+      sha256: "81429e4481e1ccfb51ede496e916348668fd0921627779233bd24cc3ff6abd02"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.2.2"
   shared_preferences_android:
     dependency: transitive
     description:
       name: shared_preferences_android
-      sha256: "6478c6bbbecfe9aced34c483171e90d7c078f5883558b30ec3163cf18402c749"
+      sha256: "8568a389334b6e83415b6aae55378e158fbc2314e074983362d20c562780fb06"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.4"
+    version: "2.2.1"
   shared_preferences_foundation:
     dependency: transitive
     description:
       name: shared_preferences_foundation
-      sha256: e014107bb79d6d3297196f4f2d0db54b5d1f85b8ea8ff63b8e8b391a02700feb
+      sha256: "7bf53a9f2d007329ee6f3df7268fd498f8373602f943c975598bbb34649b62a7"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.2"
+    version: "2.3.4"
   shared_preferences_linux:
     dependency: transitive
     description:
       name: shared_preferences_linux
-      sha256: "9d387433ca65717bbf1be88f4d5bb18f10508917a8fa2fb02e0fd0d7479a9afa"
+      sha256: "9f2cbcf46d4270ea8be39fa156d86379077c8a5228d9dfdb1164ae0bb93f1faa"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.3.2"
   shared_preferences_platform_interface:
     dependency: transitive
     description:
       name: shared_preferences_platform_interface
-      sha256: fb5cf25c0235df2d0640ac1b1174f6466bd311f621574997ac59018a6664548d
+      sha256: d4ec5fc9ebb2f2e056c617112aa75dcf92fc2e4faaf2ae999caa297473f75d8a
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.3.1"
   shared_preferences_web:
     dependency: transitive
     description:
       name: shared_preferences_web
-      sha256: "74083203a8eae241e0de4a0d597dbedab3b8fef5563f33cf3c12d7e93c655ca5"
+      sha256: d762709c2bbe80626ecc819143013cc820fa49ca5e363620ee20a8b15a3e3daf
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.2.1"
   shared_preferences_windows:
     dependency: transitive
     description:
       name: shared_preferences_windows
-      sha256: "5e588e2efef56916a3b229c3bfe81e6a525665a454519ca51dbcc4236a274173"
+      sha256: "841ad54f3c8381c480d0c9b508b89a34036f512482c407e6df7a9c4aa2ef8f59"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.3.2"
   shelf:
     dependency: transitive
     description:
@@ -705,18 +689,18 @@ packages:
     dependency: transitive
     description:
       name: source_gen
-      sha256: "373f96cf5a8744bc9816c1ff41cf5391bbdbe3d7a96fe98c622b6738a8a7bd33"
+      sha256: fc0da689e5302edb6177fdd964efcb7f58912f43c28c2047a808f5bfff643d16
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.2"
+    version: "1.4.0"
   source_helper:
     dependency: transitive
     description:
       name: source_helper
-      sha256: "3b67aade1d52416149c633ba1bb36df44d97c6b51830c2198e934e3fca87ca1f"
+      sha256: "6adebc0006c37dd63fe05bca0a929b99f06402fc95aa35bf36d67f5c06de01fd"
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.3"
+    version: "1.3.4"
   source_map_stack_trace:
     dependency: transitive
     description:
@@ -737,10 +721,10 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: dd904f795d4b4f3b870833847c461801f6750a9fa8e61ea5ac53f9422b31f250
+      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.10.0"
   stack_trace:
     dependency: transitive
     description:
@@ -801,26 +785,26 @@ packages:
     dependency: transitive
     description:
       name: test
-      sha256: "3dac9aecf2c3991d09b9cdde4f98ded7b30804a88a0d7e4e7e1678e78d6b97f4"
+      sha256: "13b41f318e2a5751c3169137103b60c584297353d4b1761b66029bae6411fe46"
       url: "https://pub.dev"
     source: hosted
-    version: "1.24.1"
+    version: "1.24.3"
   test_api:
     dependency: transitive
     description:
       name: test_api
-      sha256: eb6ac1540b26de412b3403a163d919ba86f6a973fe6cc50ae3541b80092fdcfb
+      sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.1"
+    version: "0.6.0"
   test_core:
     dependency: transitive
     description:
       name: test_core
-      sha256: "5138dbffb77b2289ecb12b81c11ba46036590b72a64a7a90d6ffb880f1a29e93"
+      sha256: "99806e9e6d95c7b059b7a0fc08f07fc53fabe54a829497f0d9676299f1e8637e"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.1"
+    version: "0.5.3"
   test_coverage_badge:
     dependency: "direct dev"
     description:
@@ -857,10 +841,10 @@ packages:
     dependency: transitive
     description:
       name: vm_service
-      sha256: c620a6f783fa22436da68e42db7ebbf18b8c44b9a46ab911f666ff09ffd9153f
+      sha256: c538be99af830f478718b51630ec1b6bee5e74e52c8a802d328d9e71d35d2583
       url: "https://pub.dev"
     source: hosted
-    version: "11.7.1"
+    version: "11.10.0"
   watcher:
     dependency: transitive
     description:
@@ -869,6 +853,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.0"
+  web:
+    dependency: transitive
+    description:
+      name: web
+      sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.1.4-beta"
   web_socket_channel:
     dependency: transitive
     description:
@@ -881,26 +873,26 @@ packages:
     dependency: transitive
     description:
       name: webkit_inspection_protocol
-      sha256: "67d3a8b6c79e1987d19d848b0892e582dbb0c66c57cc1fef58a177dd2aa2823d"
+      sha256: "87d3f2333bb240704cd3f1c6b5b7acd8a10e7f0bc28c28dcf14e782014f4a572"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.1"
   win32:
     dependency: transitive
     description:
       name: win32
-      sha256: "7dacfda1edcca378031db9905ad7d7bd56b29fd1a90b0908b71a52a12c41e36b"
+      sha256: "350a11abd2d1d97e0cc7a28a81b781c08002aa2864d9e3f192ca0ffa18b06ed3"
       url: "https://pub.dev"
     source: hosted
-    version: "5.0.3"
+    version: "5.0.9"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
-      sha256: ee1505df1426458f7f60aac270645098d318a8b4766d85fde75f76f2e21807d1
+      sha256: "589ada45ba9e39405c198fe34eb0f607cddb2108527e658136120892beac46d2"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.0"
+    version: "1.0.3"
   xml:
     dependency: transitive
     description:
@@ -918,5 +910,5 @@ packages:
     source: hosted
     version: "3.1.2"
 sdks:
-  dart: ">=3.0.0 <4.0.0"
-  flutter: ">=3.3.0"
+  dart: ">=3.1.0-185.0.dev <4.0.0"
+  flutter: ">=3.13.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 518175f..cf63d2e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -12,7 +12,6 @@ dependencies:
   auto_route: ^7.4.0
   connectivity_plus: ^4.0.1
   cupertino_icons: ^1.0.2
-  dartz: ^0.10.1
   dio: ^5.2.1+1
   equatable: ^2.0.5
   flutter:
diff --git a/test/features/authentication/data/datasource/auth_remote_data_source_test.dart b/test/features/authentication/data/datasource/auth_remote_data_source_test.dart
index 7dce0f3..17ef93a 100644
--- a/test/features/authentication/data/datasource/auth_remote_data_source_test.dart
+++ b/test/features/authentication/data/datasource/auth_remote_data_source_test.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/features/authentication/data/datasource/auth_remote_data_source.dart';
 import 'package:flutter_project/shared/data/remote/remote.dart';
 import 'package:flutter_project/shared/domain/models/response.dart';
diff --git a/test/features/authentication/data/repositories/atuhentication_repository_impl_test.dart b/test/features/authentication/data/repositories/atuhentication_repository_impl_test.dart
index 132a3ec..8613b92 100644
--- a/test/features/authentication/data/repositories/atuhentication_repository_impl_test.dart
+++ b/test/features/authentication/data/repositories/atuhentication_repository_impl_test.dart
@@ -1,4 +1,4 @@
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/features/authentication/data/datasource/auth_remote_data_source.dart';
 import 'package:flutter_project/features/authentication/data/repositories/atuhentication_repository_impl.dart';
 import 'package:flutter_project/features/authentication/domain/repositories/auth_repository.dart';
diff --git a/test/features/authentication/presentation/providers/auth_providers_test.dart b/test/features/authentication/presentation/providers/auth_providers_test.dart
index 04288a5..81fc2da 100644
--- a/test/features/authentication/presentation/providers/auth_providers_test.dart
+++ b/test/features/authentication/presentation/providers/auth_providers_test.dart
@@ -1,8 +1,8 @@
-import 'package:dartz/dartz.dart';
 import 'package:flutter_project/features/authentication/domain/repositories/auth_repository.dart';
 import 'package:flutter_project/features/authentication/presentation/providers/state/auth_notifier.dart';
 import 'package:flutter_project/features/authentication/presentation/providers/state/auth_state.dart';
 import 'package:flutter_project/services/user_cache_service/domain/repositories/user_cache_repository.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/shared/domain/models/models.dart';
 import 'package:flutter_project/shared/exceptions/http_exception.dart';
 import 'package:flutter_test/flutter_test.dart';
diff --git a/test/features/dashboard/data/repositories/dashboard_repository_test.dart b/test/features/dashboard/data/repositories/dashboard_repository_test.dart
index 208795a..62b0aa6 100644
--- a/test/features/dashboard/data/repositories/dashboard_repository_test.dart
+++ b/test/features/dashboard/data/repositories/dashboard_repository_test.dart
@@ -1,5 +1,5 @@
 //test for filename
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/features/dashboard/data/datasource/dashboard_remote_datasource.dart';
 import 'package:flutter_project/features/dashboard/data/repositories/dashboard_repository.dart';
 import 'package:flutter_project/features/dashboard/domain/repositories/dashboard_repository.dart';
diff --git a/test/features/dashboard/presentation/providers/dashboard_provider_test.dart b/test/features/dashboard/presentation/providers/dashboard_provider_test.dart
index 5805a26..c503102 100644
--- a/test/features/dashboard/presentation/providers/dashboard_provider_test.dart
+++ b/test/features/dashboard/presentation/providers/dashboard_provider_test.dart
@@ -1,5 +1,5 @@
 //test for filename
-import 'package:dartz/dartz.dart';
+import 'package:flutter_project/shared/domain/models/either.dart';
 import 'package:flutter_project/features/dashboard/domain/repositories/dashboard_repository.dart';
 import 'package:flutter_project/features/dashboard/presentation/providers/state/dashboard_notifier.dart';
 import 'package:flutter_project/features/dashboard/presentation/providers/state/dashboard_state.dart';