diff --git a/frontend/app_flowy/lib/startup/tasks/application_widget.dart b/frontend/app_flowy/lib/startup/tasks/application_widget.dart
index e99509afad..375d4a299a 100644
--- a/frontend/app_flowy/lib/startup/tasks/application_widget.dart
+++ b/frontend/app_flowy/lib/startup/tasks/application_widget.dart
@@ -57,7 +57,7 @@ class ApplicationWidget extends StatelessWidget {
         value: settingModel,
         builder: (context, _) {
           const ratio = 1.73;
-          const minWidth = 1000.0;
+          const minWidth = 600.0;
           setWindowMinSize(const Size(minWidth, minWidth / ratio));
           AppTheme theme = context.select<AppearanceSettingModel, AppTheme>(
             (value) => value.theme,
diff --git a/frontend/app_flowy/lib/user/application/sign_in_bloc.dart b/frontend/app_flowy/lib/user/application/sign_in_bloc.dart
index e384a64a60..3bba8b3217 100644
--- a/frontend/app_flowy/lib/user/application/sign_in_bloc.dart
+++ b/frontend/app_flowy/lib/user/application/sign_in_bloc.dart
@@ -1,4 +1,4 @@
-import 'package:app_flowy/user/domain/i_auth.dart';
+import 'package:app_flowy/user/infrastructure/repos/auth_repo.dart';
 import 'package:dartz/dartz.dart';
 import 'package:flowy_sdk/protobuf/flowy-error/errors.pb.dart';
 import 'package:flowy_sdk/protobuf/flowy-user-data-model/protobuf.dart' show UserProfile, ErrorCode;
@@ -8,8 +8,8 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 part 'sign_in_bloc.freezed.dart';
 
 class SignInBloc extends Bloc<SignInEvent, SignInState> {
-  final IAuth authManager;
-  SignInBloc(this.authManager) : super(SignInState.initial()) {
+  final AuthRepository authRepo;
+  SignInBloc(this.authRepo) : super(SignInState.initial()) {
     on<SignInEvent>((event, emit) async {
       await event.map(
         signedInWithUserEmailAndPassword: (e) async {
@@ -31,7 +31,10 @@ class SignInBloc extends Bloc<SignInEvent, SignInState> {
   Future<void> _performActionOnSignIn(SignInState state, Emitter<SignInState> emit) async {
     emit(state.copyWith(isSubmitting: true, emailError: none(), passwordError: none(), successOrFail: none()));
 
-    final result = await authManager.signIn(state.email, state.password);
+    final result = await authRepo.signIn(
+      email: state.email,
+      password: state.password,
+    );
     emit(result.fold(
       (userProfile) => state.copyWith(isSubmitting: false, successOrFail: some(left(userProfile))),
       (error) => stateFromCode(error),
diff --git a/frontend/app_flowy/lib/user/application/sign_up_bloc.dart b/frontend/app_flowy/lib/user/application/sign_up_bloc.dart
index dd8e599017..af1f028741 100644
--- a/frontend/app_flowy/lib/user/application/sign_up_bloc.dart
+++ b/frontend/app_flowy/lib/user/application/sign_up_bloc.dart
@@ -1,4 +1,4 @@
-import 'package:app_flowy/user/domain/i_auth.dart';
+import 'package:app_flowy/user/infrastructure/repos/auth_repo.dart';
 import 'package:dartz/dartz.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flowy_sdk/protobuf/flowy-user-data-model/protobuf.dart' show UserProfile, ErrorCode;
@@ -10,8 +10,8 @@ import 'package:app_flowy/generated/locale_keys.g.dart';
 part 'sign_up_bloc.freezed.dart';
 
 class SignUpBloc extends Bloc<SignUpEvent, SignUpState> {
-  final IAuth authManager;
-  SignUpBloc(this.authManager) : super(SignUpState.initial()) {
+  final AuthRepository autoRepo;
+  SignUpBloc(this.autoRepo) : super(SignUpState.initial()) {
     on<SignUpEvent>((event, emit) async {
       await event.map(signUpWithUserEmailAndPassword: (e) async {
         await _performActionOnSignUp(emit);
@@ -62,7 +62,11 @@ class SignUpBloc extends Bloc<SignUpEvent, SignUpState> {
       repeatPasswordError: none(),
     ));
 
-    final result = await authManager.signUp(state.email, state.password, state.email);
+    final result = await autoRepo.signUp(
+      name: state.email,
+      password: state.password,
+      email: state.email,
+    );
     emit(result.fold(
       (profile) => state.copyWith(
         isSubmitting: false,
diff --git a/frontend/app_flowy/lib/user/domain/i_auth.dart b/frontend/app_flowy/lib/user/domain/i_auth.dart
index 5133c07e5c..cff6b5d05f 100644
--- a/frontend/app_flowy/lib/user/domain/i_auth.dart
+++ b/frontend/app_flowy/lib/user/domain/i_auth.dart
@@ -1,8 +1,4 @@
-import 'package:dartz/dartz.dart';
-import 'package:flowy_sdk/protobuf/flowy-error/errors.pb.dart';
-import 'package:flowy_sdk/protobuf/flowy-folder-data-model/protobuf.dart';
 import 'package:flowy_sdk/protobuf/flowy-user-data-model/protobuf.dart' show UserProfile;
-import 'package:flutter/material.dart';
 
 class NewUser {
   UserProfile profile;
@@ -12,16 +8,3 @@ class NewUser {
     required this.workspaceId,
   });
 }
-
-abstract class IAuth {
-  Future<Either<UserProfile, FlowyError>> signIn(String? email, String? password);
-  Future<Either<UserProfile, FlowyError>> signUp(String? name, String? password, String? email);
-  Future<Either<Unit, FlowyError>> signOut();
-}
-
-abstract class IAuthRouter {
-  void pushWelcomeScreen(BuildContext context, UserProfile userProfile);
-  void pushSignUpScreen(BuildContext context);
-  void pushForgetPasswordScreen(BuildContext context);
-  void pushHomeScreen(BuildContext context, UserProfile profile, CurrentWorkspaceSetting workspaceSetting);
-}
diff --git a/frontend/app_flowy/lib/user/infrastructure/deps_resolver.dart b/frontend/app_flowy/lib/user/infrastructure/deps_resolver.dart
index 113f100c7b..aaaa9f81b1 100644
--- a/frontend/app_flowy/lib/user/infrastructure/deps_resolver.dart
+++ b/frontend/app_flowy/lib/user/infrastructure/deps_resolver.dart
@@ -1,7 +1,6 @@
 import 'package:app_flowy/user/application/sign_in_bloc.dart';
 import 'package:app_flowy/user/application/sign_up_bloc.dart';
 import 'package:app_flowy/user/application/splash_bloc.dart';
-import 'package:app_flowy/user/domain/i_auth.dart';
 import 'package:app_flowy/user/domain/i_splash.dart';
 import 'package:app_flowy/user/infrastructure/repos/auth_repo.dart';
 import 'package:app_flowy/user/infrastructure/i_auth_impl.dart';
@@ -20,12 +19,11 @@ class UserDepsResolver {
     getIt.registerFactory<AuthRepository>(() => AuthRepository());
 
     //Interface implementation
-    getIt.registerFactory<IAuth>(() => AuthImpl(repo: getIt<AuthRepository>()));
-    getIt.registerFactory<IAuthRouter>(() => AuthRouterImpl());
+    getIt.registerFactory<AuthRouter>(() => AuthRouter());
 
     //Bloc
-    getIt.registerFactory<SignInBloc>(() => SignInBloc(getIt<IAuth>()));
-    getIt.registerFactory<SignUpBloc>(() => SignUpBloc(getIt<IAuth>()));
+    getIt.registerFactory<SignInBloc>(() => SignInBloc(getIt<AuthRepository>()));
+    getIt.registerFactory<SignUpBloc>(() => SignUpBloc(getIt<AuthRepository>()));
 
     getIt.registerFactory<ISplashUser>(() => SplashUserImpl());
     getIt.registerFactory<ISplashRoute>(() => SplashRoute());
diff --git a/frontend/app_flowy/lib/user/infrastructure/i_splash_impl.dart b/frontend/app_flowy/lib/user/infrastructure/i_splash_impl.dart
index ce3daf8461..6064c3a489 100644
--- a/frontend/app_flowy/lib/user/infrastructure/i_splash_impl.dart
+++ b/frontend/app_flowy/lib/user/infrastructure/i_splash_impl.dart
@@ -1,7 +1,8 @@
 import 'package:app_flowy/startup/startup.dart';
 import 'package:app_flowy/user/domain/auth_state.dart';
-import 'package:app_flowy/user/domain/i_auth.dart';
 import 'package:app_flowy/user/domain/i_splash.dart';
+import 'package:app_flowy/user/infrastructure/router.dart';
+import 'package:app_flowy/user/infrastructure/repos/auth_repo.dart';
 import 'package:app_flowy/user/presentation/sign_in_screen.dart';
 import 'package:app_flowy/user/presentation/skip_log_in_screen.dart';
 import 'package:app_flowy/user/presentation/welcome_screen.dart';
@@ -59,7 +60,7 @@ class SplashRoute implements ISplashRoute {
   void pushSignInScreen(BuildContext context) {
     Navigator.push(
       context,
-      PageRoutes.fade(() => SignInScreen(router: getIt<IAuthRouter>()), RouteDurations.slow.inMilliseconds * .001),
+      PageRoutes.fade(() => SignInScreen(router: getIt<AuthRouter>()), RouteDurations.slow.inMilliseconds * .001),
     );
   }
 
@@ -69,8 +70,8 @@ class SplashRoute implements ISplashRoute {
       context,
       PageRoutes.fade(
           () => SkipLogInScreen(
-                router: getIt<IAuthRouter>(),
-                authManager: getIt<IAuth>(),
+                router: getIt<AuthRouter>(),
+                authRepo: getIt<AuthRepository>(),
               ),
           RouteDurations.slow.inMilliseconds * .001),
     );
diff --git a/frontend/app_flowy/lib/user/infrastructure/i_auth_impl.dart b/frontend/app_flowy/lib/user/infrastructure/router.dart
similarity index 57%
rename from frontend/app_flowy/lib/user/infrastructure/i_auth_impl.dart
rename to frontend/app_flowy/lib/user/infrastructure/router.dart
index 6596fa7dc1..1bbb9e78d1 100644
--- a/frontend/app_flowy/lib/user/infrastructure/i_auth_impl.dart
+++ b/frontend/app_flowy/lib/user/infrastructure/router.dart
@@ -2,59 +2,30 @@ import 'package:app_flowy/startup/startup.dart';
 import 'package:app_flowy/user/domain/i_splash.dart';
 import 'package:app_flowy/user/presentation/sign_up_screen.dart';
 import 'package:app_flowy/workspace/presentation/home/home_screen.dart';
-import 'package:dartz/dartz.dart';
 import 'package:flowy_infra/time/duration.dart';
 import 'package:flowy_infra_ui/widget/route/animation.dart';
 import 'package:flowy_sdk/protobuf/flowy-user-data-model/protobuf.dart' show UserProfile;
-import 'package:app_flowy/user/domain/i_auth.dart';
-import 'package:app_flowy/user/infrastructure/repos/auth_repo.dart';
-import 'package:flowy_sdk/protobuf/flowy-error/errors.pb.dart';
 import 'package:flowy_sdk/protobuf/flowy-folder-data-model/protobuf.dart';
 import 'package:flutter/material.dart';
 
-class AuthImpl extends IAuth {
-  AuthRepository repo;
-  AuthImpl({
-    required this.repo,
-  });
-
-  @override
-  Future<Either<UserProfile, FlowyError>> signIn(String? email, String? password) {
-    return repo.signIn(email: email, password: password);
-  }
-
-  @override
-  Future<Either<UserProfile, FlowyError>> signUp(String? name, String? password, String? email) {
-    return repo.signUp(name: name, password: password, email: email);
-  }
-
-  @override
-  Future<Either<Unit, FlowyError>> signOut() {
-    return repo.signOut();
-  }
-}
-
-class AuthRouterImpl extends IAuthRouter {
+class AuthRouter {
   @override
   void pushForgetPasswordScreen(BuildContext context) {
     // TODO: implement showForgetPasswordScreen
   }
 
-  @override
   void pushWelcomeScreen(BuildContext context, UserProfile userProfile) {
     getIt<ISplashRoute>().pushWelcomeScreen(context, userProfile);
   }
 
-  @override
   void pushSignUpScreen(BuildContext context) {
     Navigator.of(context).push(
       PageRoutes.fade(
-        () => SignUpScreen(router: getIt<IAuthRouter>()),
+        () => SignUpScreen(router: getIt<AuthRouter>()),
       ),
     );
   }
 
-  @override
   void pushHomeScreen(BuildContext context, UserProfile profile, CurrentWorkspaceSetting workspaceSetting) {
     Navigator.push(
       context,
diff --git a/frontend/app_flowy/lib/user/presentation/sign_in_screen.dart b/frontend/app_flowy/lib/user/presentation/sign_in_screen.dart
index 8e5f817676..07ca83f64a 100644
--- a/frontend/app_flowy/lib/user/presentation/sign_in_screen.dart
+++ b/frontend/app_flowy/lib/user/presentation/sign_in_screen.dart
@@ -1,6 +1,6 @@
 import 'package:app_flowy/startup/startup.dart';
 import 'package:app_flowy/user/application/sign_in_bloc.dart';
-import 'package:app_flowy/user/domain/i_auth.dart';
+import 'package:app_flowy/user/infrastructure/router.dart';
 import 'package:app_flowy/user/presentation/widgets/background.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flowy_infra/size.dart';
@@ -18,7 +18,7 @@ import 'package:flowy_infra/image.dart';
 import 'package:app_flowy/generated/locale_keys.g.dart';
 
 class SignInScreen extends StatelessWidget {
-  final IAuthRouter router;
+  final AuthRouter router;
   const SignInScreen({Key? key, required this.router}) : super(key: key);
 
   @override
@@ -48,7 +48,7 @@ class SignInScreen extends StatelessWidget {
 }
 
 class SignInForm extends StatelessWidget {
-  final IAuthRouter router;
+  final AuthRouter router;
   const SignInForm({
     Key? key,
     required this.router,
@@ -88,7 +88,7 @@ class SignUpPrompt extends StatelessWidget {
     required this.router,
   }) : super(key: key);
 
-  final IAuthRouter router;
+  final AuthRouter router;
 
   @override
   Widget build(BuildContext context) {
@@ -138,7 +138,7 @@ class ForgetPasswordButton extends StatelessWidget {
     required this.router,
   }) : super(key: key);
 
-  final IAuthRouter router;
+  final AuthRouter router;
 
   @override
   Widget build(BuildContext context) {
diff --git a/frontend/app_flowy/lib/user/presentation/skip_log_in_screen.dart b/frontend/app_flowy/lib/user/presentation/skip_log_in_screen.dart
index 6db6ce9d8b..2f3dd8127b 100644
--- a/frontend/app_flowy/lib/user/presentation/skip_log_in_screen.dart
+++ b/frontend/app_flowy/lib/user/presentation/skip_log_in_screen.dart
@@ -1,4 +1,5 @@
-import 'package:app_flowy/user/domain/i_auth.dart';
+import 'package:app_flowy/user/infrastructure/i_auth_impl.dart';
+import 'package:app_flowy/user/infrastructure/repos/auth_repo.dart';
 import 'package:app_flowy/user/presentation/widgets/background.dart';
 import 'package:app_flowy/workspace/domain/i_user.dart';
 import 'package:easy_localization/easy_localization.dart';
@@ -18,13 +19,13 @@ import 'package:dartz/dartz.dart' as dartz;
 import 'package:app_flowy/generated/locale_keys.g.dart';
 
 class SkipLogInScreen extends StatefulWidget {
-  final IAuthRouter router;
-  final IAuth authManager;
+  final AuthRouter router;
+  final AuthRepository authRepo;
 
   const SkipLogInScreen({
     Key? key,
     required this.router,
-    required this.authManager,
+    required this.authRepo,
   }) : super(key: key);
 
   @override
@@ -97,7 +98,11 @@ class _SkipLogInScreenState extends State<SkipLogInScreen> {
     const password = "AppFlowy123@";
     final uid = uuid();
     final userEmail = "$uid@appflowy.io";
-    final result = await widget.authManager.signUp(LocaleKeys.defaultUsername.tr(), password, userEmail);
+    final result = await widget.authRepo.signUp(
+      name: LocaleKeys.defaultUsername.tr(),
+      password: password,
+      email: userEmail,
+    );
     result.fold(
       (user) {
         FolderEventReadCurWorkspace().send().then((result) {
diff --git a/frontend/app_flowy/lib/workspace/presentation/stack_page/doc/doc_stack_page.dart b/frontend/app_flowy/lib/workspace/presentation/stack_page/doc/doc_stack_page.dart
index 5db2e12e4d..6127ab0fc8 100644
--- a/frontend/app_flowy/lib/workspace/presentation/stack_page/doc/doc_stack_page.dart
+++ b/frontend/app_flowy/lib/workspace/presentation/stack_page/doc/doc_stack_page.dart
@@ -179,7 +179,7 @@ class DocumentShareButton extends StatelessWidget {
               child: Selector<AppearanceSettingModel, AppLanguage>(
                 selector: (ctx, notifier) => notifier.language,
                 builder: (ctx, _, child) => ConstrainedBox(
-                  constraints: BoxConstraints.expand(
+                  constraints: const BoxConstraints.expand(
                     height: 30,
                     // minWidth: buttonWidth,
                     width: 100,
diff --git a/frontend/app_flowy/macos/Flutter/GeneratedPluginRegistrant.swift b/frontend/app_flowy/macos/Flutter/GeneratedPluginRegistrant.swift
index 8d97942332..da7d6b58e2 100644
--- a/frontend/app_flowy/macos/Flutter/GeneratedPluginRegistrant.swift
+++ b/frontend/app_flowy/macos/Flutter/GeneratedPluginRegistrant.swift
@@ -6,6 +6,7 @@ import FlutterMacOS
 import Foundation
 
 import connectivity_plus_macos
+import desktop_window
 import device_info_plus_macos
 import flowy_infra_ui
 import flowy_sdk
@@ -17,6 +18,7 @@ import window_size
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   ConnectivityPlugin.register(with: registry.registrar(forPlugin: "ConnectivityPlugin"))
+  DesktopWindowPlugin.register(with: registry.registrar(forPlugin: "DesktopWindowPlugin"))
   DeviceInfoPlusMacosPlugin.register(with: registry.registrar(forPlugin: "DeviceInfoPlusMacosPlugin"))
   FlowyInfraUIPlugin.register(with: registry.registrar(forPlugin: "FlowyInfraUIPlugin"))
   FlowySdkPlugin.register(with: registry.registrar(forPlugin: "FlowySdkPlugin"))
diff --git a/frontend/app_flowy/pubspec.lock b/frontend/app_flowy/pubspec.lock
index e00e5ccb9f..394f0f66b1 100644
--- a/frontend/app_flowy/pubspec.lock
+++ b/frontend/app_flowy/pubspec.lock
@@ -260,6 +260,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.8"
+  desktop_window:
+    dependency: "direct main"
+    description:
+      name: desktop_window
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.0"
   device_info_plus:
     dependency: "direct main"
     description:
diff --git a/frontend/app_flowy/pubspec.yaml b/frontend/app_flowy/pubspec.yaml
index 206c60c5ba..64836b38d3 100644
--- a/frontend/app_flowy/pubspec.yaml
+++ b/frontend/app_flowy/pubspec.yaml
@@ -58,6 +58,7 @@ dependencies:
       url: git://github.com/google/flutter-desktop-embedding.git
       path: plugins/window_size
       ref: e48abe7c3e9ebfe0b81622167c5201d4e783bb81
+  desktop_window: ^0.4.0
   sized_context: ^1.0.0+1
   styled_widget: "^0.3.1"
   expandable: ^5.0.1
diff --git a/frontend/rust-lib/dart-ffi/src/lib.rs b/frontend/rust-lib/dart-ffi/src/lib.rs
index 9a6d8574ca..027ddf5af2 100644
--- a/frontend/rust-lib/dart-ffi/src/lib.rs
+++ b/frontend/rust-lib/dart-ffi/src/lib.rs
@@ -40,7 +40,6 @@ pub extern "C" fn async_event(port: i64, input: *const u8, len: usize) {
     let dispatcher = match FLOWY_SDK.get() {
         None => {
             log::error!("sdk not init yet.");
-
             return;
         }
         Some(e) => e.dispatcher.clone(),
@@ -59,7 +58,6 @@ pub extern "C" fn sync_event(input: *const u8, len: usize) -> *const u8 {
     let dispatcher = match FLOWY_SDK.get() {
         None => {
             log::error!("sdk not init yet.");
-
             return forget_rust(Vec::default());
         }
         Some(e) => e.dispatcher.clone(),