Upgrade flutter_lints to v3

app/lib/account/account_page.dart

@@ -82,9 +82,9 @@ class _AccountPageState extends State<AccountPage> {
 @visibleForTesting
 class AccountPageBody extends StatelessWidget {
   const AccountPageBody({
-    Key? key,
+    super.key,
     required this.user,
-  }) : super(key: key);
+  });
 
   final UserView user;
 
@@ -120,9 +120,8 @@ class _WebIcon extends StatelessWidget {
 
 class _SecondaryInformationCard extends StatelessWidget {
   const _SecondaryInformationCard({
-    Key? key,
     required this.user,
-  }) : super(key: key);
+  });
 
   final UserView user;
 
@@ -147,9 +146,8 @@ class _SecondaryInformationCard extends StatelessWidget {
 
 class _MainAccountInformationCard extends StatelessWidget {
   const _MainAccountInformationCard({
-    Key? key,
     required this.user,
-  }) : super(key: key);
+  });
 
   final UserView user;
 
@@ -179,7 +177,7 @@ class _MainAccountInformationCard extends StatelessWidget {
 }
 
 class _EditProfilButton extends StatelessWidget {
-  const _EditProfilButton({Key? key}) : super(key: key);
+  const _EditProfilButton();
 
   @override
   Widget build(BuildContext context) {
@@ -203,7 +201,7 @@ class _EditProfilButton extends StatelessWidget {
 }
 
 class _UserId extends StatelessWidget {
-  const _UserId({Key? key, required this.user}) : super(key: key);
+  const _UserId({required this.user});
 
   final UserView user;
 
@@ -234,7 +232,7 @@ class _UserId extends StatelessWidget {
 }
 
 class _Name extends StatelessWidget {
-  const _Name({Key? key, required this.userView}) : super(key: key);
+  const _Name({required this.userView});
 
   final UserView userView;
 
@@ -251,7 +249,7 @@ class _Name extends StatelessWidget {
 }
 
 class _EmailText extends StatelessWidget {
-  const _EmailText(this.user, {Key? key}) : super(key: key);
+  const _EmailText(this.user);
 
   final UserView user;
 
@@ -272,10 +270,9 @@ class _EmailText extends StatelessWidget {
 
 class _TypeOfUserText extends StatelessWidget {
   const _TypeOfUserText({
-    Key? key,
     required this.uid,
     required this.userType,
-  }) : super(key: key);
+  });
 
   final String userType;
   final String uid;

app/lib/account/profile/user_edit/user_edit_page.dart

@@ -86,7 +86,7 @@ Future<void> _submit(BuildContext context,
 }
 
 class UserEditPage extends StatefulWidget {
-  const UserEditPage({Key? key, this.user}) : super(key: key);
+  const UserEditPage({super.key, this.user});
 
   static const tag = "user-edit-page";
   final AppUser? user;

app/lib/account/register_account_section.dart

@@ -108,7 +108,7 @@ class _SignInMethods extends StatelessWidget {
 }
 
 class _GoogleButton extends StatelessWidget {
-  const _GoogleButton._(this.title, {Key? key}) : super(key: key);
+  const _GoogleButton._(this.title);
   factory _GoogleButton.short() => const _GoogleButton._('Google');
   factory _GoogleButton.long() => const _GoogleButton._('Mit Google anmelden');
 
@@ -135,7 +135,7 @@ class _GoogleButton extends StatelessWidget {
 }
 
 class _AppleButton extends StatelessWidget {
-  const _AppleButton._(this.title, {Key? key}) : super(key: key);
+  const _AppleButton._(this.title);
 
   factory _AppleButton.short() => const _AppleButton._('Apple');
   factory _AppleButton.long() => const _AppleButton._('Mit Apple anmelden');
@@ -159,7 +159,7 @@ class _AppleButton extends StatelessWidget {
 }
 
 class _EmailButton extends StatelessWidget {
-  const _EmailButton._(this.title, {Key? key}) : super(key: key);
+  const _EmailButton._(this.title);
   factory _EmailButton.short() => const _EmailButton._('E-Mail');
   factory _EmailButton.long() => const _EmailButton._('Mit E-Mail anmelden');
 
@@ -203,11 +203,10 @@ class _EmailButton extends StatelessWidget {
 
 class _SignUpButton extends StatelessWidget {
   const _SignUpButton({
-    Key? key,
     required this.name,
     required this.icon,
     required this.onTap,
-  }) : super(key: key);
+  });
 
   final String name;
   final Widget icon;

app/lib/activation_code/activation_code_page.dart

@@ -29,7 +29,7 @@ Future<dynamic> openEnterActivationCodePage(BuildContext context) {
 }
 
 class _EnterActivationCodePage extends StatelessWidget {
-  const _EnterActivationCodePage({Key? key}) : super(key: key);
+  const _EnterActivationCodePage();
 
   static const tag = "enter-activation-code-page";
 
@@ -49,7 +49,7 @@ class _EnterActivationCodePage extends StatelessWidget {
 
 class _EnterActivationCodeAppBar extends StatelessWidget
     implements PreferredSizeWidget {
-  const _EnterActivationCodeAppBar({Key? key}) : super(key: key);
+  const _EnterActivationCodeAppBar();
 
   @override
   Widget build(BuildContext context) {

app/lib/activation_code/src/widgets/enter_activation_code_text_field.dart

@@ -15,7 +15,7 @@ import 'package:sharezone_widgets/sharezone_widgets.dart';
 
 class EnterActivationCodeTextField extends StatelessWidget
     implements PreferredSizeWidget {
-  const EnterActivationCodeTextField({Key? key}) : super(key: key);
+  const EnterActivationCodeTextField({super.key});
 
   @override
   Size get preferredSize => const Size.fromHeight(140);

app/lib/activation_code/src/widgets/failed_result_dialog.dart

@@ -14,9 +14,9 @@ class FailedEnterActivationCodeResultDialog extends StatelessWidget {
   final FailedEnterActivationCodeResult failedEnterActivationCodeResult;
 
   const FailedEnterActivationCodeResultDialog({
-    Key? key,
+    super.key,
     required this.failedEnterActivationCodeResult,
-  }) : super(key: key);
+  });
   @override
   Widget build(BuildContext context) {
     if (failedEnterActivationCodeResult.enterActivationCodeException

app/lib/activation_code/src/widgets/successful_result_dialog.dart

@@ -12,9 +12,9 @@ import 'package:sharezone_widgets/sharezone_widgets.dart';
 
 class SuccessfulEnterActivationCodeResultDialog extends StatelessWidget {
   const SuccessfulEnterActivationCodeResultDialog({
-    Key? key,
+    super.key,
     required this.result,
-  }) : super(key: key);
+  });
 
   final SuccessfulEnterActivationCodeResult result;
 

app/lib/auth/email_and_password_link_page.dart

@@ -43,9 +43,9 @@ TextStyle _hintTextStyle(BuildContext context) => TextStyle(
 
 class EmailAndPasswordLinkPage extends StatefulWidget {
   const EmailAndPasswordLinkPage({
-    Key? key,
+    super.key,
     required this.user,
-  }) : super(key: key);
+  });
 
   static const tag = "email-and-password-link-page";
   final AppUser user;
@@ -139,9 +139,8 @@ class _EmailAndPasswordLinkPageState extends State<EmailAndPasswordLinkPage> {
 
 class _PasswordField extends StatelessWidget {
   const _PasswordField({
-    Key? key,
     required this.passwordFocusNode,
-  }) : super(key: key);
+  });
 
   final FocusNode passwordFocusNode;
 
@@ -183,7 +182,7 @@ class BackIcon extends StatelessWidget {
 
 class NameField extends StatelessWidget {
   const NameField({
-    Key? key,
+    super.key,
     required this.onEditingComplete,
     this.focusNode,
     this.initialName,
@@ -193,7 +192,7 @@ class NameField extends StatelessWidget {
     this.textInputAction = TextInputAction.next,
     this.autofocus = false,
     this.selectText = false,
-  }) : super(key: key);
+  });
 
   final FocusNode? focusNode;
   final VoidCallback onEditingComplete;
@@ -250,10 +249,9 @@ class NameField extends StatelessWidget {
 
 class _EmailField extends StatelessWidget {
   const _EmailField({
-    Key? key,
     required this.focusNode,
     required this.nextFocusNode,
-  }) : super(key: key);
+  });
 
   final FocusNode focusNode;
   final FocusNode nextFocusNode;

app/lib/auth/login_button.dart

@@ -10,10 +10,10 @@ import 'package:flutter/material.dart';
 
 class ContinueRoundButton extends StatelessWidget {
   const ContinueRoundButton({
-    Key? key,
+    super.key,
     required this.onTap,
     this.tooltip,
-  }) : super(key: key);
+  });
 
   final VoidCallback? onTap;
   final String? tooltip;

app/lib/auth/login_page.dart

@@ -62,23 +62,21 @@ Future<void> handleAppleSignInSubmit(BuildContext context) async {
 
 class LoginPage extends StatefulWidget {
   const LoginPage({
-    Key? key,
+    super.key,
     this.withBackIcon = true,
     this.withQrCodeLogin = false,
     this.withRegistrationButton = false,
-  }) : super(key: key);
+  });
 
-  const LoginPage.desktop({Key? key})
+  const LoginPage.desktop({super.key})
       : withBackIcon = false,
         withQrCodeLogin = true,
-        withRegistrationButton = true,
-        super(key: key);
+        withRegistrationButton = true;
 
-  const LoginPage.mobile({Key? key})
+  const LoginPage.mobile({super.key})
       : withBackIcon = true,
         withQrCodeLogin = false,
-        withRegistrationButton = false,
-        super(key: key);
+        withRegistrationButton = false;
 
   static const tag = "login-page";
 
@@ -251,10 +249,9 @@ class _DebugLoginButtons extends StatelessWidget {
 
 class _EmailPassword extends StatelessWidget {
   const _EmailPassword({
-    Key? key,
     required this.passwordFocusNode,
     required this.onEditingComplete,
-  }) : super(key: key);
+  });
 
   final FocusNode passwordFocusNode;
   final VoidCallback onEditingComplete;
@@ -285,9 +282,7 @@ class _EmailPassword extends StatelessWidget {
 }
 
 class _LoadingCircle extends StatelessWidget {
-  const _LoadingCircle({
-    Key? key,
-  }) : super(key: key);
+  const _LoadingCircle();
 
   @override
   Widget build(BuildContext context) {
@@ -337,10 +332,9 @@ class _RegistrationSection extends StatelessWidget {
 
 class _PasswordField extends StatelessWidget {
   const _PasswordField({
-    Key? key,
     required this.passwordFocusNode,
     required this.onEditingComplete,
-  }) : super(key: key);
+  });
 
   final FocusNode passwordFocusNode;
   final VoidCallback onEditingComplete;
@@ -358,9 +352,7 @@ class _PasswordField extends StatelessWidget {
 }
 
 class _Logo extends StatelessWidget {
-  const _Logo({
-    Key? key,
-  }) : super(key: key);
+  const _Logo();
 
   @override
   Widget build(BuildContext context) {
@@ -374,13 +366,13 @@ class _Logo extends StatelessWidget {
 
 class EmailLoginField extends StatelessWidget {
   const EmailLoginField({
-    Key? key,
+    super.key,
     required this.emailStream,
     required this.onChanged,
     required this.passwordFocusNode,
     this.autofocus = false,
     this.emailFocusNode,
-  }) : super(key: key);
+  });
 
   final FocusNode? emailFocusNode;
   final FocusNode passwordFocusNode;
@@ -417,13 +409,13 @@ class EmailLoginField extends StatelessWidget {
 
 class PasswordField extends StatefulWidget {
   const PasswordField({
-    Key? key,
+    super.key,
     required this.focusNode,
     required this.passwordStream,
     required this.onChanged,
     required this.onEditingComplete,
     this.isNewPassword = false,
-  }) : super(key: key);
+  });
 
   final FocusNode focusNode;
   final Stream<String?> passwordStream;
@@ -508,9 +500,8 @@ class _ResetPasswordButton extends StatelessWidget {
 
 class _LoginWithGoogleButton extends StatelessWidget {
   const _LoginWithGoogleButton({
-    Key? key,
     required this.onLogin,
-  }) : super(key: key);
+  });
 
   final VoidCallback onLogin;
 
@@ -546,9 +537,8 @@ class _LoginWithQrCodeButton extends StatelessWidget {
 
 class _LoginWithAppleButton extends StatelessWidget {
   const _LoginWithAppleButton({
-    Key? key,
     required this.onLogin,
-  }) : super(key: key);
+  });
 
   final VoidCallback onLogin;
 
@@ -569,11 +559,10 @@ class _LoginWithAppleButton extends StatelessWidget {
 
 class _SignWithOAuthButton extends StatelessWidget {
   const _SignWithOAuthButton({
-    Key? key,
     required this.icon,
     required this.text,
     this.onTap,
-  }) : super(key: key);
+  });
 
   final Widget icon;
   final String text;