diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec9beb0..9aa6c15 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,11 @@ dev
 - [ ] add module to create full README file
 - [ ] write documentation of php class
 
+0.9 - 2022.11.12
+- update to Dotclear 2.24
+- update to php-cs-fixer.phar 3.13.0
+- update to phpstan.phar 1.9.2
+
 0.8.2 - 2021.11.18
 - update php-cs-fixer.phar to 3.3.2
 - update phpstan.phar to 1.2.0
diff --git a/README.md b/README.md
index 539b637..3efddca 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 [![Release](https://img.shields.io/github/v/release/JcDenis/improve)](https://github.com/JcDenis/improve/releases)
 [![Date](https://img.shields.io/github/release-date/JcDenis/improve)](https://github.com/JcDenis/improve/releases)
 [![Issues](https://img.shields.io/github/issues/JcDenis/improve)](https://github.com/JcDenis/improve/issues)
-[![Dotclear](https://img.shields.io/badge/dotclear-v2.19-blue.svg)](https://fr.dotclear.org/download)
+[![Dotclear](https://img.shields.io/badge/dotclear-v2.24-blue.svg)](https://fr.dotclear.org/download)
 [![Dotaddict](https://img.shields.io/badge/dotaddict-official-green.svg)](https://plugins.dotaddict.org/dc2/details/improve)
 [![License](https://img.shields.io/github/license/JcDenis/improve)](https://github.com/JcDenis/improve/blob/master/LICENSE)
 
@@ -23,7 +23,7 @@ It helps dev to clean up plugin or theme before publishing code.
 **improve** requires: 
 
   * admin permission
-  * Dotclear 2.19
+  * Dotclear 2.24
 
 ## USAGE
 
diff --git a/_admin.php b/_admin.php
index e3b9222..9067c78 100644
--- a/_admin.php
+++ b/_admin.php
@@ -19,16 +19,15 @@ if (!defined('DC_CONTEXT_ADMIN')) {
 }
 
 /* dotclear */
+use dcAdmin;
 use dcCore;
 use dcPage;
 use dcFavorites;
 
 /* clearbricks */
+use Clearbricks;
 use files;
 
-/* php */
-use ArrayObject;
-
 /**
  * Improve admin class
  *
@@ -36,54 +35,52 @@ use ArrayObject;
  */
 class admin
 {
-    public static function process(dcCore $core, ArrayObject $_menu): void
+    public static function process(): void
     {
-        self::addSettingsNamespace($core);
-        self::addAdminBehaviors($core);
-        self::addAdminMenu($core, $_menu);
-        self::addImproveActions($core);
+        self::addSettingsNamespace();
+        self::addAdminBehaviors();
+        self::addAdminMenu();
+        self::addImproveActions();
     }
 
-    private static function addSettingsNamespace(dcCore $core): void
+    private static function addSettingsNamespace(): void
     {
-        $core->blog->settings->addNamespace('improve');
+        dcCore::app()->blog->settings->addNamespace('improve');
     }
 
-    private static function addAdminBehaviors(dcCore $core): void
+    private static function addAdminBehaviors(): void
     {
-        $core->addBehavior('adminDashboardFavorites', __NAMESPACE__ . '\admin::adminDashboardFavorites');
+        dcCore::app()->addBehavior('adminDashboardFavoritesV2', __NAMESPACE__ . '\admin::adminDashboardFavorites');
     }
 
-    private static function addAdminMenu(dcCore $core, ArrayObject $_menu): void
+    private static function addAdminMenu(): void
     {
-        $_menu['Plugins']->addItem(
+        dcCore::app()->menu[dcAdmin::MENU_PLUGINS]->addItem(
             __('improve'),
-            $core->adminurl->get('admin.plugin.improve'),
+            dcCore::app()->adminurl->get('admin.plugin.improve'),
             dcPage::getPF('improve/icon.png'),
-            preg_match('/' . preg_quote($core->adminurl->get('admin.plugin.improve')) . '(&.*)?$/', $_SERVER['REQUEST_URI']),
-            $core->auth->isSuperAdmin()
+            preg_match('/' . preg_quote(dcCore::app()->adminurl->get('admin.plugin.improve')) . '(&.*)?$/', $_SERVER['REQUEST_URI']),
+            dcCore::app()->auth->isSuperAdmin()
         );
     }
 
-    private static function addImproveActions(dcCore $core): void
+    private static function addImproveActions(): void
     {
-        global $__autoload;
-
         foreach (files::scandir(prepend::getActionsDir()) as $file) {
             if (is_file(prepend::getActionsDir() . $file) && '.php' == substr($file, -4)) {
-                $__autoload[prepend::getActionsNS() . substr($file, 0, -4)] = prepend::getActionsDir() . $file;
-                $core->addBehavior('improveAddAction', [prepend::getActionsNS() . substr($file, 0, -4), 'create']); /* @phpstan-ignore-line */
+                Clearbricks::lib()->autoload([prepend::getActionsNS() . substr($file, 0, -4) => prepend::getActionsDir() . $file]);
+                dcCore::app()->addBehavior('improveAddAction', [prepend::getActionsNS() . substr($file, 0, -4), 'create']); /* @phpstan-ignore-line */
             }
         }
     }
 
-    public static function adminDashboardFavorites(dcCore $core, dcFavorites $favs): void
+    public static function adminDashboardFavorites(dcFavorites $favs): void
     {
         $favs->register(
             'improve',
             [
                 'title'       => __('improve'),
-                'url'         => $core->adminurl->get('admin.plugin.improve'),
+                'url'         => dcCore::app()->adminurl->get('admin.plugin.improve'),
                 'small-icon'  => dcPage::getPF('improve/icon.png'),
                 'large-icon'  => dcPage::getPF('improve/icon-b.png'),
                 'permissions' => null,
@@ -93,4 +90,4 @@ class admin
 }
 
 /* process */
-admin::process($core, $_menu);
+admin::process();
diff --git a/_config.php b/_config.php
index 2a4afbd..8308853 100644
--- a/_config.php
+++ b/_config.php
@@ -20,7 +20,6 @@ if (!defined('DC_CONTEXT_ADMIN')) {
 
 /* dotclear */
 use dcCore;
-use adminModulesList;
 use dcPage;
 
 /* clearbricks */
@@ -36,20 +35,14 @@ use Exception;
  */
 class config
 {
-    /** @var dcCore $core   dcCore instance */
-    private $core = null;
-    /** @var adminModulesList $list   adminModulesList instance */
-    private $list = null;
     /** @var improve $improve  improve core instance */
     private $improve = null;
 
-    public function __construct(dcCore $core, adminModulesList $list)
+    public function __construct()
     {
         dcPage::checkSuper();
 
-        $this->core    = $core;
-        $this->list    = $list;
-        $this->improve = new improve($core);
+        $this->improve = new improve();
 
         $this->saveConfig();
         $this->displayConfig();
@@ -77,17 +70,17 @@ class config
             if (!empty($_POST['disabled']) && is_array($_POST['disabled'])) {
                 $pdisabled = implode(';', $_POST['disabled']);
             }
-            $this->core->blog->settings->improve->put('disabled', $pdisabled);
-            $this->core->blog->settings->improve->put('nodetails', !empty($_POST['nodetails']));
+            dcCore::app()->blog->settings->improve->put('disabled', $pdisabled);
+            dcCore::app()->blog->settings->improve->put('nodetails', !empty($_POST['nodetails']));
 
             dcPage::addSuccessNotice(__('Configuration successfully updated'));
 
-            $this->core->adminurl->redirect(
+            dcCore::app()->adminurl->redirect(
                 'admin.plugins',
-                ['module' => 'improve', 'conf' => 1, 'chk' => 1, 'redir' => $this->list->getRedir()]
+                ['module' => 'improve', 'conf' => 1, 'chk' => 1, 'redir' => dcCore::app()->admin->list->getRedir()]
             );
         } catch (Exception $e) {
-            $this->core->error->add($e->getMessage());
+            dcCore::app()->error->add($e->getMessage());
         }
     }
 
@@ -104,11 +97,11 @@ class config
         echo
         '</div><div class="fieldset"><h4>' . __('Options') . '</h4>' .
         '<p><label class="classic">' .
-        form::checkbox('nodetails', '1', ['checked' => $this->core->blog->settings->improve->nodetails]) .
+        form::checkbox('nodetails', '1', ['checked' => dcCore::app()->blog->settings->improve->nodetails]) .
         __('Hide details of rendered actions') . '</label></p>' .
         '</div>';
     }
 }
 
 /* process */
-new config($core, $list);
+new config();
diff --git a/_define.php b/_define.php
index fb03e39..57036dd 100644
--- a/_define.php
+++ b/_define.php
@@ -18,9 +18,9 @@ $this->registerModule(
     'improve',
     'Tiny tools to fix things for module devs',
     'Jean-Christian Denis and contributors',
-    '0.8.2',
+    '0.9',
     [
-        'requires'    => [['core', '2.19']],
+        'requires'    => [['core', '2.24']],
         'permissions' => null,
         'type'        => 'plugin',
         'support'     => 'https://github.com/JcDenis/improve',
diff --git a/_install.php b/_install.php
index 42b12ef..ffa62b8 100644
--- a/_install.php
+++ b/_install.php
@@ -34,7 +34,7 @@ use Exception;
 class install
 {
     /** @var string Dotclear minimal version */
-    private static $dotclear_version = '2.19';
+    private static $dotclear_version = '2.24';
     /** @var array Improve default settings */
     private static $default_settings = [[
         'disabled',
@@ -43,12 +43,12 @@ class install
         'string',
     ]];
 
-    public static function process(dcCore $core): ?bool
+    public static function process(): ?bool
     {
-        if (!self::checkModuleVersion($core)) {
+        if (!self::checkModuleVersion()) {
             return null;
         }
-        if (!self::checkDotclearVersion($core)) {
+        if (!self::checkDotclearVersion()) {
             throw new Exception(sprintf(
                 '%s requires Dotclear %s',
                 'improve',
@@ -56,40 +56,40 @@ class install
             ));
         }
 
-        $core->blog->settings->addNamespace('improve');
-        self::update_0_8_0($core);
-        self::putSettings($core);
-        self::setVersion($core);
+        dcCore::app()->blog->settings->addNamespace('improve');
+        self::update_0_8_0();
+        self::putSettings();
+        self::setVersion();
 
         return true;
     }
 
-    private static function getInstalledVersion(dcCore $core): string
+    private static function getInstalledVersion(): string
     {
-        $version = $core->getVersion('improve');
+        $version = dcCore::app()->getVersion('improve');
 
         return is_string($version) ? $version : '0';
     }
 
-    private static function checkModuleVersion(dcCore $core): bool
+    private static function checkModuleVersion(): bool
     {
         return version_compare(
-            self::getInstalledVersion($core),
-            $core->plugins->moduleInfo('improve', 'version'),
+            self::getInstalledVersion(),
+            dcCore::app()->plugins->moduleInfo('improve', 'version'),
             '<'
         );
     }
 
-    private static function checkDotclearVersion(dcCore $core): bool
+    private static function checkDotclearVersion(): bool
     {
         return method_exists('dcUtils', 'versionsCompare')
             && dcUtils::versionsCompare(DC_VERSION, self::$dotclear_version, '>=', false);
     }
 
-    private static function putSettings(dcCore $core): void
+    private static function putSettings(): void
     {
         foreach (self::$default_settings as $v) {
-            $core->blog->settings->improve->put(
+            dcCore::app()->blog->settings->improve->put(
                 $v[0],
                 $v[2],
                 $v[3],
@@ -100,19 +100,19 @@ class install
         }
     }
 
-    private static function setVersion(dcCore $core): void
+    private static function setVersion(): void
     {
-        $core->setVersion('improve', $core->plugins->moduleInfo('improve', 'version'));
+        dcCore::app()->setVersion('improve', dcCore::app()->plugins->moduleInfo('improve', 'version'));
     }
 
     /** Update improve < 0.8 : action modules settings name */
-    private static function update_0_8_0(dcCore $core): void
+    private static function update_0_8_0(): void
     {
-        if (version_compare(self::getInstalledVersion($core), '0.8', '<')) {
-            foreach ($core->blog->settings->improve->dumpGlobalSettings() as $id => $values) {
+        if (version_compare(self::getInstalledVersion(), '0.8', '<')) {
+            foreach (dcCore::app()->blog->settings->improve->dumpGlobalSettings() as $id => $values) {
                 $newId = str_replace('ImproveAction', '', $id);
                 if ($id != $newId) {
-                    $core->blog->settings->improve->rename($id, strtolower($newId));
+                    dcCore::app()->blog->settings->improve->rename($id, strtolower($newId));
                 }
             }
         }
@@ -121,7 +121,7 @@ class install
 
 /* process */
 try {
-    return install::process($core);
+    return install::process();
 } catch (Exception $e) {
     $core->error->add($e->getMessage());
 
diff --git a/_prepend.php b/_prepend.php
index ab40098..d559923 100644
--- a/_prepend.php
+++ b/_prepend.php
@@ -14,6 +14,8 @@ declare(strict_types=1);
 
 namespace plugins\improve;
 
+use Clearbricks;
+
 if (!defined('DC_RC_PATH') || !defined('DC_CONTEXT_ADMIN')) {
     return;
 }
@@ -25,16 +27,16 @@ if (!defined('DC_RC_PATH') || !defined('DC_CONTEXT_ADMIN')) {
  */
 class prepend
 {
-    public static function process(array &$__autoload): void
+    public static function process(): void
     {
         foreach (['improve', 'action', 'module'] as $class) {
-            $__autoload['plugins\\improve\\' . $class] = dirname(__FILE__) . '/inc/core/' . $class . '.php';
+            Clearbricks::lib()->autoload(['plugins\\improve\\' . $class => __DIR__ . '/inc/core/' . $class . '.php']);
         }
     }
 
     public static function getActionsDir(): string
     {
-        return dirname(__FILE__) . '/inc/module/';
+        return __DIR__ . '/inc/module/';
     }
 
     public static function getActionsNS(): string
@@ -44,4 +46,4 @@ class prepend
 }
 
 /* process */
-prepend::process($__autoload);
+prepend::process();
diff --git a/inc/core/action.php b/inc/core/action.php
index 58daeeb..7fb0b1f 100644
--- a/inc/core/action.php
+++ b/inc/core/action.php
@@ -29,16 +29,13 @@ use arrayObject;
  *
  * Action class must extends class action.
  * If your class signature is myActionClass extends plugins\improve\class\action,
- * do $core->addBehavior('ImproveAddAction'), ['myClass', 'create']);
+ * do dcCore::app()->addBehavior('ImproveAddAction'), ['myClass', 'create']);
  * your action class is automatically created,
  * then function init() of your class wil be called.
  * One class must manage only one action.
  */
 abstract class action
 {
-    /** @var dcCore     dcCore instance */
-    protected $core;
-
     /** @var array<string>  Current module */
     protected $module = [];
 
@@ -83,15 +80,12 @@ abstract class action
 
     /**
      * Action constructor inits properties and settings of a child class.
-     *
-     * @param      dcCore  $core        dcCore instance
      */
-    final public function __construct(dcCore $core)
+    final public function __construct()
     {
-        $this->core       = $core;
         $this->class_name = str_replace(prepend::getActionsNS(), '', get_called_class());
 
-        $settings = $core->blog->settings->improve->get('settings_' . $this->class_name);
+        $settings = dcCore::app()->blog->settings->improve->get('settings_' . $this->class_name);
         if (null != $settings) {
             $settings = unserialize($settings);
         }
@@ -100,7 +94,7 @@ abstract class action
         $this->init();
 
         // can overload priority by settings
-        if (1 < ($p = (int) $core->blog->settings->improve->get('priority_' . $this->class_name))) {
+        if (1 < ($p = (int) dcCore::app()->blog->settings->improve->get('priority_' . $this->class_name))) {
             $this->priority = $p;
         }
     }
@@ -109,12 +103,11 @@ abstract class action
      * Helper to create an instance of a ImproveAction child class.
      *
      * @param      ArrayObject  $list    ArrayObject of actions list
-     * @param      dcCore       $core    dcCore instance
      */
-    final public static function create(arrayObject $list, dcCore $core): void
+    final public static function create(arrayObject $list): void
     {
         $child = static::class;
-        $class = new $child($core);
+        $class = new $child();
         $list->append($class);
     }
 
@@ -242,7 +235,7 @@ abstract class action
      */
     final protected function redirect(string $url): bool
     {
-        $this->core->blog->settings->improve->put(
+        dcCore::app()->blog->settings->improve->put(
             'settings_' . $this->class_name,
             serialize($this->settings),
             'string',
@@ -250,7 +243,7 @@ abstract class action
             true,
             true
         );
-        $this->core->blog->triggerBlog();
+        dcCore::app()->blog->triggerBlog();
         dcPage::addSuccessNotice(__('Configuration successfully updated'));
         http::redirect($url);
 
diff --git a/inc/core/improve.php b/inc/core/improve.php
index 2a327d0..77c9bdb 100644
--- a/inc/core/improve.php
+++ b/inc/core/improve.php
@@ -35,9 +35,6 @@ class improve
         'php', 'xml', 'js', 'css', 'csv', 'html', 'htm', 'txt', 'md',
     ];
 
-    /** @var dcCore $core dcCore instance */
-    private $core;
-
     /** @var array<action> $actions Loaded actions modules */
     private $actions = [];
 
@@ -52,17 +49,14 @@ class improve
 
     /**
      * Constructor
-     *
-     * @param dcCore $core dcCore instance
      */
-    public function __construct(dcCore $core)
+    public function __construct()
     {
-        $this->core = &$core;
-        $disabled   = explode(';', (string) $core->blog->settings->improve->disabled);
-        $list       = new arrayObject();
+        $disabled = explode(';', (string) dcCore::app()->blog->settings->improve->disabled);
+        $list     = new arrayObject();
 
         try {
-            $this->core->callBehavior('improveAddAction', $list, $this->core);
+            dcCore::app()->callBehavior('improveAddAction', $list);
 
             foreach ($list as $action) {
                 if ($action instanceof action && !isset($this->actions[$action->id()])) {
@@ -74,7 +68,7 @@ class improve
                 }
             }
         } catch (Exception $e) {
-            $core->error->add($e->getMessage());
+            dcCore::app()->error->add($e->getMessage());
         }
         uasort($this->actions, [$this, 'sortModules']);
     }
@@ -94,21 +88,21 @@ class improve
         if (empty($this->logs)) {
             return 0;
         }
-        $cur            = $this->core->con->openCursor($this->core->prefix . 'log');
+        $cur            = dcCore::app()->con->openCursor(dcCore::app()->prefix . 'log');
         $cur->log_msg   = serialize($this->logs);
         $cur->log_table = 'improve';
-        $id             = $this->core->log->addLog($cur);
+        $id             = dcCore::app()->log->addLog($cur);
 
         return $id;
     }
 
     public function readLogs(int $id): array
     {
-        $rs = $this->core->log->getLogs(['log_table' => 'improve', 'log_id' => $id, 'limit' => 1]);
+        $rs = dcCore::app()->log->getLogs(['log_table' => 'improve', 'log_id' => $id, 'limit' => 1]);
         if ($rs->isEmpty()) {
             return [];
         }
-        $this->core->log->delLogs($rs->log_id);
+        dcCore::app()->log->delLogs($rs->log_id);
 
         $res = unserialize($rs->log_msg);
 
@@ -308,7 +302,7 @@ class improve
 
     public function getURL(array $params = []): string
     {
-        return $this->core->adminurl->get('admin.plugin.improve', $params, '&');
+        return dcCore::app()->adminurl->get('admin.plugin.improve', $params, '&');
     }
 
     /**
diff --git a/inc/module/gitshields.php b/inc/module/gitshields.php
index 3bafafd..e9270d0 100644
--- a/inc/module/gitshields.php
+++ b/inc/module/gitshields.php
@@ -14,6 +14,9 @@ declare(strict_types=1);
 
 namespace plugins\improve\module;
 
+/* dotclear */
+use dcCore;
+
 /* improve */
 use plugins\improve\action;
 
@@ -165,7 +168,7 @@ class gitshields extends action
             $version = $this->module['dc_min'];
         }
 
-        return $version ?: $this->core->getVersion('core');
+        return $version ?: dcCore::app()->getVersion('core');
     }
 
     private function writeShieldsBloc(string $content): string
diff --git a/inc/module/newline.php b/inc/module/newline.php
index 949633f..e36b727 100644
--- a/inc/module/newline.php
+++ b/inc/module/newline.php
@@ -37,7 +37,7 @@ class newline extends action
             'types'        => ['plugin', 'theme'],
         ]);
         /*
-                $ext = @unserialize($this->core->blog->settings->improve->newline_extensions);
+                $ext = @unserialize(dcCore::app()->blog->settings->improve->newline_extensions);
                 $ext = Improve::cleanExtensions($ext);
                 if (!empty($ext)) {
                     $this->extensions = $ext;
diff --git a/inc/module/phpcsfixer.php b/inc/module/phpcsfixer.php
index dfa6f4c..9273db3 100644
--- a/inc/module/phpcsfixer.php
+++ b/inc/module/phpcsfixer.php
@@ -18,6 +18,7 @@ namespace plugins\improve\module;
 use plugins\improve\action;
 
 /* dotclear */
+use dcCore;
 use dcPage;
 
 /* clearbricks */
@@ -66,9 +67,9 @@ class phpcsfixer extends action
 
         $this->getPhpPath();
 
-        $this->core->auth->user_prefs->addWorkspace('interface');
-        self::$user_ui_colorsyntax       = $this->core->auth->user_prefs->interface->colorsyntax;
-        self::$user_ui_colorsyntax_theme = $this->core->auth->user_prefs->interface->colorsyntax_theme;
+        dcCore::app()->auth->user_prefs->addWorkspace('interface');
+        self::$user_ui_colorsyntax       = dcCore::app()->auth->user_prefs->interface->colorsyntax;
+        self::$user_ui_colorsyntax_theme = dcCore::app()->auth->user_prefs->interface->colorsyntax_theme;
 
         return true;
     }
diff --git a/inc/module/phpcsfixer/libs/php-cs-fixer.phar b/inc/module/phpcsfixer/libs/php-cs-fixer.phar
index 55d1ba0..7912db6 100644
Binary files a/inc/module/phpcsfixer/libs/php-cs-fixer.phar and b/inc/module/phpcsfixer/libs/php-cs-fixer.phar differ
diff --git a/inc/module/phpheader.php b/inc/module/phpheader.php
index 90c3994..a81e353 100644
--- a/inc/module/phpheader.php
+++ b/inc/module/phpheader.php
@@ -14,6 +14,9 @@ declare(strict_types=1);
 
 namespace plugins\improve\module;
 
+/* dotclear */
+use dcCore;
+
 /* improve */
 use plugins\improve\action;
 
@@ -162,10 +165,10 @@ class phpheader extends action
                         $this->module['name'],
                         $this->module['author'],
                         $this->module['type'],
-                        $this->core->auth->getInfo('user_cn'),
-                        $this->core->auth->getinfo('user_name'),
-                        $this->core->auth->getInfo('user_email'),
-                        $this->core->auth->getInfo('user_url'),
+                        dcCore::app()->auth->getInfo('user_cn'),
+                        dcCore::app()->auth->getinfo('user_name'),
+                        dcCore::app()->auth->getInfo('user_email'),
+                        dcCore::app()->auth->getInfo('user_url'),
                     ],
                     (string) $bloc
                 )
diff --git a/inc/module/phpstan.php b/inc/module/phpstan.php
index 55783bb..bfb3b5b 100644
--- a/inc/module/phpstan.php
+++ b/inc/module/phpstan.php
@@ -18,6 +18,7 @@ namespace plugins\improve\module;
 use plugins\improve\action;
 
 /* dotclear */
+use dcCore;
 use dcPage;
 
 /* clearbricks */
@@ -67,9 +68,9 @@ class phpstan extends action
         $ignored_vars       = $this->getSetting('ignored_vars');
         $this->ignored_vars = is_string($ignored_vars) ? $ignored_vars : '';
 
-        $this->core->auth->user_prefs->addWorkspace('interface');
-        self::$user_ui_colorsyntax       = $this->core->auth->user_prefs->interface->colorsyntax;
-        self::$user_ui_colorsyntax_theme = $this->core->auth->user_prefs->interface->colorsyntax_theme;
+        dcCore::app()->auth->user_prefs->addWorkspace('interface');
+        self::$user_ui_colorsyntax       = dcCore::app()->auth->user_prefs->interface->colorsyntax;
+        self::$user_ui_colorsyntax_theme = dcCore::app()->auth->user_prefs->interface->colorsyntax_theme;
 
         return true;
     }
@@ -200,7 +201,6 @@ class phpstan extends action
             return true;
         } catch (Exception $e) {
             $this->setError(__('Failed to run phpstan'));
-            pdump($e);
 
             return false;
         }
diff --git a/inc/module/phpstan/libs/phpstan.phar b/inc/module/phpstan/libs/phpstan.phar
index 61ac33d..112187c 100644
Binary files a/inc/module/phpstan/libs/phpstan.phar and b/inc/module/phpstan/libs/phpstan.phar differ
diff --git a/inc/module/zip.php b/inc/module/zip.php
index 0593b66..aa84f49 100644
--- a/inc/module/zip.php
+++ b/inc/module/zip.php
@@ -14,6 +14,9 @@ declare(strict_types=1);
 
 namespace plugins\improve\module;
 
+/* dotclear */
+use dcCore;
+
 /* improve */
 use plugins\improve\action;
 
@@ -111,8 +114,8 @@ class zip extends action
         '</label></p>' .
         '<p class="form-note">' . sprintf(
             __('Preconization: %s'),
-            $this->core->blog->public_path ?
-            path::real($this->core->blog->public_path) : __("Blog's public directory")
+            dcCore::app()->blog->public_path ?
+            path::real(dcCore::app()->blog->public_path) : __("Blog's public directory")
         ) . '</p>
         </div>
 
diff --git a/index.php b/index.php
index b59f353..c0ca7aa 100644
--- a/index.php
+++ b/index.php
@@ -21,6 +21,7 @@ if (!defined('DC_CONTEXT_ADMIN')) {
 /* dotclear */
 use dcCore;
 use dcPage;
+use dcAdminNotices;
 use dcThemes;
 use dcUtils;
 
@@ -39,8 +40,6 @@ use Exception;
  */
 class index
 {
-    /** @var dcCore $core   dcCore instance */
-    private $core = null;
     /** @var improve $improve  improve core instance */
     private $improve = null;
     /** @var string $type   Current module(s) type */
@@ -50,12 +49,11 @@ class index
     /** @var action|null $action Current action module */
     private $action = null;
 
-    public function __construct(dcCore $core)
+    public function __construct()
     {
         dcPage::checkSuper();
 
-        $this->core    = $core;
-        $this->improve = new improve($core);
+        $this->improve = new improve();
         $this->type    = $this->getType();
         $this->module  = $this->getModule();
         $this->action  = $this->getAction();
@@ -88,7 +86,7 @@ class index
     {
         try {
             if (!empty($this->type)) {
-                $preferences = $this->core->blog->settings->improve->preferences;
+                $preferences = dcCore::app()->blog->settings->improve->preferences;
                 if (is_string($preferences)) {
                     $preferences = unserialize($preferences);
                     if (is_array($preferences)) {
@@ -113,8 +111,8 @@ class index
                     }
                 }
             }
-            $this->core->blog->settings->improve->put('preferences', serialize($preferences), 'string', null, true, true);
-            dcPage::addSuccessNotice(__('Configuration successfully updated'));
+            dcCore::app()->blog->settings->improve->put('preferences', serialize($preferences), 'string', null, true, true);
+            dcAdminNotices::addSuccessNotice(__('Configuration successfully updated'));
 
             return true;
         }
@@ -124,19 +122,19 @@ class index
 
     private function comboModules(): array
     {
-        $allow_distrib = (bool) $this->core->blog->settings->improve->allow_distrib;
+        $allow_distrib = (bool) dcCore::app()->blog->settings->improve->allow_distrib;
         $official      = [
             'plugin' => explode(',', DC_DISTRIB_PLUGINS),
             'theme'  => explode(',', DC_DISTRIB_THEMES),
         ];
 
-        if (!isset($this->core->themes)) {
-            $this->core->themes = new dcThemes($this->core);
-            $this->core->themes->loadModules($this->core->blog->themes_path, null);
+        if (!isset(dcCore::app()->themes)) {
+            dcCore::app()->themes = new dcThemes();
+            dcCore::app()->themes->loadModules(dcCore::app()->blog->themes_path, null);
         }
 
         $combo_modules = [];
-        $modules       = $this->type == 'plugin' ? $this->core->plugins->getModules() : $this->core->themes->getModules();
+        $modules       = $this->type == 'plugin' ? dcCore::app()->plugins->getModules() : dcCore::app()->themes->getModules();
         foreach ($modules as $id => $m) {
             if (!$m['root_writable'] || !$allow_distrib && in_array($id, $official[$this->type])) {
                 continue;
@@ -155,41 +153,41 @@ class index
 
         if (!empty($_POST['fix'])) {
             if (empty($_POST['actions'])) {
-                dcPage::addWarningNotice(__('No action selected'));
+                dcAdminNotices::addWarningNotice(__('No action selected'));
             } elseif ($this->module == '-') {
-                dcPage::addWarningNotice(__('No module selected'));
+                dcAdminNotices::addWarningNotice(__('No module selected'));
             } else {
                 try {
                     $time = $this->improve->fixModule(
                         $this->type,
                         $this->module,
-                        $this->type == 'plugin' ? $this->core->plugins->getModules($this->module) : $this->core->themes->getModules($this->module),
+                        $this->type == 'plugin' ? dcCore::app()->plugins->getModules($this->module) : dcCore::app()->themes->getModules($this->module),
                         $_POST['actions']
                     );
                     $log_id = $this->improve->writeLogs();
-                    $this->core->blog->triggerBlog();
+                    dcCore::app()->blog->triggerBlog();
 
                     if ($this->improve->hasLog('error')) {
-                        $notice = ['type' => 'error', 'msg' => __('Fix of "%s" complete in %s secondes with errors')];
+                        $notice = ['type' => dcAdminNotices::NOTICE_ERROR, 'msg' => __('Fix of "%s" complete in %s secondes with errors')];
                     } elseif ($this->improve->hasLog('warning')) {
-                        $notice = ['type' => 'warning', 'msg' => __('Fix of "%s" complete in %s secondes with warnings')];
+                        $notice = ['type' => dcAdminNotices::NOTICE_WARNING, 'msg' => __('Fix of "%s" complete in %s secondes with warnings')];
                     } elseif ($this->improve->hasLog('success')) {
-                        $notice = ['type' => 'success', 'msg' => __('Fix of "%s" complete in %s secondes')];
+                        $notice = ['type' => dcAdminNotices::NOTICE_SUCCESS, 'msg' => __('Fix of "%s" complete in %s secondes')];
                     } else {
-                        $notice = ['type' => 'success', 'msg' => __('Fix of "%s" complete in %s secondes without messages')];
+                        $notice = ['type' => dcAdminNotices::NOTICE_SUCCESS, 'msg' => __('Fix of "%s" complete in %s secondes without messages')];
                     }
-                    dcPage::addNotice($notice['type'], sprintf($notice['msg'], $this->module, $time));
+                    dcAdminNotices::addNotice($notice['type'], sprintf($notice['msg'], $this->module, $time));
 
                     $done = true;
                 } catch (Exception $e) {
-                    $this->core->error->add($e->getMessage());
+                    dcCore::app()->error->add($e->getMessage());
                     $done = false;
                 }
             }
         }
 
         if ($done) {
-            $this->core->adminurl->redirect('admin.plugin.improve', ['type' => $this->type, 'module' => $this->module, 'upd' => $log_id]);
+            dcCore::app()->adminurl->redirect('admin.plugin.improve', ['type' => $this->type, 'module' => $this->module, 'upd' => $log_id]);
         }
     }
 
@@ -221,27 +219,27 @@ class index
 
     private function displayConfigurator(): void
     {
-        $back_url = $_REQUEST['redir'] ?? $this->core->adminurl->get('admin.plugin.improve', ['type' => $this->type]);
+        $back_url = $_REQUEST['redir'] ?? dcCore::app()->adminurl->get('admin.plugin.improve', ['type' => $this->type]);
 
         if (null === $this->action) {
             echo '
             <p class="warning">' . __('Unknow module') . '</p>
             <p><a class="back" href="' . $back_url . '">' . __('Back') . '</a></p>';
         } else {
-            $redir = $_REQUEST['redir'] ?? $this->core->adminurl->get('admin.plugin.improve', ['type' => $this->type, 'config' => $this->action->id()]);
+            $redir = $_REQUEST['redir'] ?? dcCore::app()->adminurl->get('admin.plugin.improve', ['type' => $this->type, 'config' => $this->action->id()]);
             $res   = $this->action->configure($redir);
 
             echo '
             <h3>' . sprintf(__('Configure module "%s"'), $this->action->name()) . '</h3>
             <p><a class="back" href="' . $back_url . '">' . __('Back') . '</a></p>
             <p class="info">' . html::escapeHTML($this->action->description()) . '</p>
-            <form action="' . $this->core->adminurl->get('admin.plugin.improve') . '" method="post" id="form-actions">' .
+            <form action="' . dcCore::app()->adminurl->get('admin.plugin.improve') . '" method="post" id="form-actions">' .
             (empty($res) ? '<p class="message">' . __('Nothing to configure') . '</p>' : $res) . '
             <p class="clear"><input type="submit" name="save" value="' . __('Save') . '" />' .
             form::hidden('type', $this->type) .
             form::hidden('config', $this->action->id()) .
             form::hidden('redir', $redir) .
-            $this->core->formNonce() . '</p>' .
+            dcCore::app()->formNonce() . '</p>' .
             '</form>';
         }
     }
@@ -249,7 +247,7 @@ class index
     private function displayActions(): void
     {
         echo
-        '<form method="get" action="' . $this->core->adminurl->get('admin.plugin.improve') . '" id="improve_menu">' .
+        '<form method="get" action="' . dcCore::app()->adminurl->get('admin.plugin.improve') . '" id="improve_menu">' .
         '<p class="anchor-nav"><label for="type" class="classic">' . __('Goto:') . ' </label>' .
         form::combo('type', [__('Plugins') => 'plugin', __('Themes') => 'theme'], $this->type) . ' ' .
         '<input type="submit" value="' . __('Ok') . '" />' .
@@ -260,7 +258,7 @@ class index
         if (count($combo_modules) == 1) {
             echo '<p class="message">' . __('No module to manage') . '</p>';
         } else {
-            echo '<form action="' . $this->core->adminurl->get('admin.plugin.improve') . '" method="post" id="form-actions">' .
+            echo '<form action="' . dcCore::app()->adminurl->get('admin.plugin.improve') . '" method="post" id="form-actions">' .
             '<table><caption class="hidden">' . __('Actions') . '</caption><thead><tr>' .
             '<th colspan="2" class="first">' . __('Action') . '</td>' .
             '<th scope="col">' . __('Description') . '</td>' .
@@ -288,7 +286,7 @@ class index
                 '<td class="maximal">' . $action->description() . '</td>' .
                 '<td class="minimal nowrap modules">' . (
                     false === $action->configurator() ? '' :
-                        '<a class="module-config" href="' . $this->core->adminurl->get('admin.plugin.improve', ['type' => $this->type, 'config' => $action->id()]) .
+                        '<a class="module-config" href="' . dcCore::app()->adminurl->get('admin.plugin.improve', ['type' => $this->type, 'config' => $action->id()]) .
                         '" title="' . sprintf(__("Configure action '%s'"), $action->name()) . '">' . __('Configure') . '</a>'
                 ) . '</td>' .
                 (DC_DEBUG ? '<td class="minimal"><span class="debug">' . $action->priority() . '</span></td>' : '') . /* @phpstan-ignore-line */
@@ -304,13 +302,13 @@ class index
             form::combo('module', $combo_modules, $this->module) .
             ' <input type="submit" name="fix" value="' . __('Fix it') . '" />' .
             form::hidden(['type'], $this->type) .
-            $this->core->formNonce() . '
+            dcCore::app()->formNonce() . '
             </p>
             </div>
             <br class="clear" />
             </form>';
 
-            if (!empty($_REQUEST['upd']) && !$this->core->blog->settings->improve->nodetails) {
+            if (!empty($_REQUEST['upd']) && !dcCore::app()->blog->settings->improve->nodetails) {
                 $logs = $this->improve->parseLogs((int) $_REQUEST['upd']);
 
                 if (!empty($logs)) {
@@ -341,4 +339,4 @@ class index
 }
 
 /* process */
-new index($core);
+new index();