diff --git a/.gitignore b/.gitignore
index b95bdcc..e47c8b1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,6 +43,5 @@ composer.lock
 
 # Ignore testing stuff
 /.Build
-/Resources/Private/Php
 /composer.json.orig
 /composer.json.testing
diff --git a/Build/Scripts/runTests.sh b/Build/Scripts/runTests.sh
index e8f2f11..0c21e46 100755
--- a/Build/Scripts/runTests.sh
+++ b/Build/Scripts/runTests.sh
@@ -411,9 +411,9 @@ fi
 case ${TEST_SUITE} in
     cgl)
         if [ "${CGLCHECK_DRY_RUN}" -eq 1 ]; then
-            COMMAND="php -dxdebug.mode=off .Build/bin/php-cs-fixer fix -v --dry-run --diff --config=Build/cgl/.php-cs-fixer.dist.php --using-cache=no ."
+            COMMAND="php -dxdebug.mode=off .Build/bin/php-cs-fixer fix -v --dry-run --diff --config=Build/cgl/.php-cs-fixer.dist.php --using-cache=no"
         else
-            COMMAND="php -dxdebug.mode=off .Build/bin/php-cs-fixer fix -v --config=Build/cgl/.php-cs-fixer.dist.php --using-cache=no ."
+            COMMAND="php -dxdebug.mode=off .Build/bin/php-cs-fixer fix -v --config=Build/cgl/.php-cs-fixer.dist.php --using-cache=no"
         fi
         ${CONTAINER_BIN} run ${CONTAINER_COMMON_PARAMS} --name cgl-${SUFFIX} -e COMPOSER_CACHE_DIR=.Build/.cache/composer -e COMPOSER_ROOT_VERSION=${COMPOSER_ROOT_VERSION} ${IMAGE_PHP} /bin/sh -c "${COMMAND}"
         SUITE_EXIT_CODE=$?
diff --git a/Build/cgl/.php-cs-fixer.dist.php b/Build/cgl/.php-cs-fixer.dist.php
index ec64ba4..5afb6a4 100644
--- a/Build/cgl/.php-cs-fixer.dist.php
+++ b/Build/cgl/.php-cs-fixer.dist.php
@@ -179,6 +179,8 @@
             ->in([
                 __DIR__ . '/../..',
             ])
+            ->exclude('Resources/Private/Php')
+            ->exclude('Build')
     )
     ->setRiskyAllowed(true)
     ->setRules($mergedRules);
diff --git a/Classes/DataProvider/ServerDataProvider.php b/Classes/DataProvider/ServerDataProvider.php
index ec682f9..18dffc0 100644
--- a/Classes/DataProvider/ServerDataProvider.php
+++ b/Classes/DataProvider/ServerDataProvider.php
@@ -39,9 +39,9 @@ public function getLoginLink(
                 $pleskClient->getPort(),
                 $pleskClient->server()->createSession(
                     $pleskServerRecord->get('username'),
-                    $externalIpAddress
+                    $externalIpAddress,
                 ),
-                '/smb/web/view'
+                '/smb/web/view',
             );
         }
 
@@ -50,7 +50,7 @@ public function getLoginLink(
             '%s://%s:%d',
             $pleskClient->getProtocol() ?: 'https',
             $pleskClient->getHost(),
-            $pleskClient->getPort()
+            $pleskClient->getPort(),
         );
     }
 }
diff --git a/Classes/Hook/DataHandlerHook.php b/Classes/Hook/DataHandlerHook.php
index 140508f..d211804 100644
--- a/Classes/Hook/DataHandlerHook.php
+++ b/Classes/Hook/DataHandlerHook.php
@@ -48,7 +48,7 @@ public function processDatamap_preProcessFieldArray(
         array &$incomingFieldArray,
         string $table,
         int|string $id,
-        DataHandler $dataHandler
+        DataHandler $dataHandler,
     ): void {
         if ($table !== self::TABLE || !isset($incomingFieldArray['password'])) {
             return;
diff --git a/Classes/PasswordPolicy/Validator/PleskPasswordValidator.php b/Classes/PasswordPolicy/Validator/PleskPasswordValidator.php
index 55b1dfb..62eef44 100644
--- a/Classes/PasswordPolicy/Validator/PleskPasswordValidator.php
+++ b/Classes/PasswordPolicy/Validator/PleskPasswordValidator.php
@@ -31,7 +31,7 @@ public function validate(string $password, ?ContextData $contextData = null): bo
                 sprintf(
                     $lang->sL('plesk_widget.password_policy:error.maximumLength'),
                     self::MAX_PASSWORD_LENGTH,
-                )
+                ),
             );
             $isValid = false;
         }
diff --git a/Classes/Plesk/Site.php b/Classes/Plesk/Site.php
index b78cbe7..6b032fa 100644
--- a/Classes/Plesk/Site.php
+++ b/Classes/Plesk/Site.php
@@ -52,7 +52,7 @@ public function getHosting(): ?Hosting
 
         return new Hosting(
             $response->data->hosting->vrt_hst->ip_address,
-            $response->data->hosting->vrt_hst->property
+            $response->data->hosting->vrt_hst->property,
         );
     }
 }
diff --git a/Classes/Widget/PhpWidget.php b/Classes/Widget/PhpWidget.php
index 510dbcf..3cea34a 100644
--- a/Classes/Widget/PhpWidget.php
+++ b/Classes/Widget/PhpWidget.php
@@ -23,14 +23,14 @@
 use TYPO3\CMS\Dashboard\Widgets\WidgetRendererInterface;
 use TYPO3\CMS\Dashboard\Widgets\WidgetResult;
 
-class PhpWidget implements WidgetRendererInterface
+readonly class PhpWidget implements WidgetRendererInterface
 {
     public function __construct(
-        private readonly WidgetConfigurationInterface $configuration,
-        private readonly BackendViewFactory $backendViewFactory,
-        private readonly PleskServerRecordService $pleskServerRecordService,
-        private readonly PleskClientFactory $pleskClientFactory,
-        private readonly PleskSiteService $pleskSiteService,
+        private WidgetConfigurationInterface $configuration,
+        private BackendViewFactory $backendViewFactory,
+        private PleskServerRecordService $pleskServerRecordService,
+        private PleskClientFactory $pleskClientFactory,
+        private PleskSiteService $pleskSiteService,
     ) {}
 
     public function getSettingsDefinitions(): array
diff --git a/Classes/Widget/ServerWidget.php b/Classes/Widget/ServerWidget.php
index 217f23b..37cb1ed 100644
--- a/Classes/Widget/ServerWidget.php
+++ b/Classes/Widget/ServerWidget.php
@@ -27,15 +27,15 @@
 use TYPO3\CMS\Dashboard\Widgets\WidgetRendererInterface;
 use TYPO3\CMS\Dashboard\Widgets\WidgetResult;
 
-class ServerWidget implements WidgetRendererInterface
+readonly class ServerWidget implements WidgetRendererInterface
 {
     public function __construct(
-        private readonly WidgetConfigurationInterface $configuration,
-        private readonly BackendViewFactory $backendViewFactory,
-        private readonly PleskServerRecordService $pleskServerRecordService,
-        private readonly ServerDataProvider $dataProvider,
-        private readonly PleskClientFactory $pleskClientFactory,
-        private readonly PleskSiteService $pleskSiteService,
+        private WidgetConfigurationInterface $configuration,
+        private BackendViewFactory $backendViewFactory,
+        private PleskServerRecordService $pleskServerRecordService,
+        private ServerDataProvider $dataProvider,
+        private PleskClientFactory $pleskClientFactory,
+        private PleskSiteService $pleskSiteService,
     ) {}
 
     public function getSettingsDefinitions(): array
@@ -110,7 +110,7 @@ protected function getButtonProvider(
             ButtonProvider::class,
             'Login to Plesk',
             $this->dataProvider->getLoginLink($pleskClient, $pleskServerRecord, $externalIpAddress),
-            '_blank'
+            '_blank',
         );
     }
 
diff --git a/composer.json b/composer.json
index aa8c873..5060e30 100644
--- a/composer.json
+++ b/composer.json
@@ -38,11 +38,6 @@
 			"PleskX\\": "Resources/Private/Php/plesk/api-php-lib/src"
 		}
 	},
-	"autoload-dev": {
-		"psr-4": {
-			"StefanFroemken\\PleskWidget\\Tests\\": "Tests"
-		}
-	},
 	"config": {
 		"sort-packages": true,
 		"vendor-dir": ".Build/vendor",
diff --git a/ext_emconf.php b/ext_emconf.php
index a53fa38..16c1b52 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -16,11 +16,11 @@
     'author_company' => '',
     'state' => 'stable',
     'clearCacheOnLoad' => 0,
-    'version' => '3.0.1',
+    'version' => '4.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '14.1.0-14.4.99',
-            'dashboard' => '14.1.0-14.4.99',
+            'typo3' => '14.0.0-14.4.99',
+            'dashboard' => '14.0.0-14.4.99',
         ],
         'conflicts' => [
         ],