diff --git a/Admin/Routes/Web/Api.php b/Admin/Routes/Web/Api.php
index a55869a..adcff0f 100644
--- a/Admin/Routes/Web/Api.php
+++ b/Admin/Routes/Web/Api.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 
 use Modules\Helper\Controller\ApiController;
 use Modules\Helper\Models\PermissionState;
diff --git a/Admin/Routes/Web/Backend.php b/Admin/Routes/Web/Backend.php
index b252915..9e14be8 100644
--- a/Admin/Routes/Web/Backend.php
+++ b/Admin/Routes/Web/Backend.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 
 use Modules\Helper\Controller\BackendController;
 use Modules\Helper\Models\PermissionState;
diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 3bcc0c8..2c70178 100644
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -14,18 +14,16 @@ declare(strict_types=1);
 
 namespace Modules\Helper\Controller;
 
-use Modules\Media\Models\Collection;
-use Modules\Media\Models\CollectionMapper;
-use Modules\Media\Models\NullCollection;
-use Modules\Media\Models\MediaMapper;
-use Modules\Helper\Models\PermissionState;
 use Modules\Helper\Models\NullReport;
+use Modules\Helper\Models\PermissionState;
 use Modules\Helper\Models\Report;
 use Modules\Helper\Models\ReportMapper;
-use Modules\Helper\Models\NullTemplate;
 use Modules\Helper\Models\Template;
 use Modules\Helper\Models\TemplateDataType;
 use Modules\Helper\Models\TemplateMapper;
+use Modules\Media\Models\Collection;
+use Modules\Media\Models\CollectionMapper;
+use Modules\Media\Models\NullCollection;
 
 use phpOMS\Account\PermissionType;
 use phpOMS\DataStorage\Database\Query\Builder;
@@ -34,8 +32,6 @@ use phpOMS\Message\NotificationLevel;
 use phpOMS\Message\RequestAbstract;
 use phpOMS\Message\ResponseAbstract;
 use phpOMS\System\MimeType;
-use phpOMS\Utils\IO\Csv\CsvDatabaseMapper;
-use phpOMS\Utils\IO\Excel\ExcelDatabaseMapper;
 use phpOMS\Utils\Parser\Markdown\Markdown;
 use phpOMS\Utils\StringUtils;
 use phpOMS\Views\View;
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index d58d61a..7730f0f 100644
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -14,20 +14,16 @@ declare(strict_types=1);
 
 namespace Modules\Helper\Controller;
 
-use Modules\Media\Models\Media;
-use Modules\Media\Theme\Backend\Components\Upload\BaseView;
 use Modules\Helper\Models\NullReport;
-use Modules\Helper\Models\PermissionState;
-use Modules\Helper\Models\Report;
 use Modules\Helper\Models\ReportMapper;
 use Modules\Helper\Models\Template;
 use Modules\Helper\Models\TemplateMapper;
+use Modules\Media\Models\Media;
+use Modules\Media\Theme\Backend\Components\Upload\BaseView;
 
-use phpOMS\Account\PermissionType;
 use phpOMS\Asset\AssetType;
 use phpOMS\Contract\RenderableInterface;
 use phpOMS\DataStorage\Database\Query\Builder;
-use phpOMS\Message\Http\RequestStatusCode;
 use phpOMS\Message\RequestAbstract;
 use phpOMS\Message\ResponseAbstract;
 use phpOMS\Model\Html\Head;
diff --git a/Models/TemplateMapper.php b/Models/TemplateMapper.php
index 34d5366..f25b682 100644
--- a/Models/TemplateMapper.php
+++ b/Models/TemplateMapper.php
@@ -38,9 +38,9 @@ final class TemplateMapper extends DataMapperAbstract
         'helper_template_desc_raw'   => ['name' => 'helper_template_desc_raw', 'type' => 'string', 'internal' => 'descriptionRaw'],
         'helper_template_media'      => ['name' => 'helper_template_media', 'type' => 'int', 'internal' => 'source'],
         'helper_template_creator'    => ['name'     => 'helper_template_creator', 'type' => 'int',
-                                           'internal' => 'createdBy'],
+                                           'internal' => 'createdBy', ],
         'helper_template_created'    => ['name'     => 'helper_template_created', 'type' => 'DateTime',
-                                           'internal' => 'createdAt'],
+                                           'internal' => 'createdAt', ],
     ];
 
     /**
diff --git a/Theme/Backend/Lang/Navigation.en.lang.php b/Theme/Backend/Lang/Navigation.en.lang.php
index ba8c70c..76139c1 100644
--- a/Theme/Backend/Lang/Navigation.en.lang.php
+++ b/Theme/Backend/Lang/Navigation.en.lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/Lang/api.en.lang.php b/Theme/Backend/Lang/api.en.lang.php
index 1101393..4bc5d7a 100644
--- a/Theme/Backend/Lang/api.en.lang.php
+++ b/Theme/Backend/Lang/api.en.lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/Lang/en.lang.php b/Theme/Backend/Lang/en.lang.php
index 321813d..b75f044 100644
--- a/Theme/Backend/Lang/en.lang.php
+++ b/Theme/Backend/Lang/en.lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/helper-create.tpl.php b/Theme/Backend/helper-create.tpl.php
index bdda0a3..818ff0c 100644
--- a/Theme/Backend/helper-create.tpl.php
+++ b/Theme/Backend/helper-create.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/helper-edit.tpl.php b/Theme/Backend/helper-edit.tpl.php
index c0a3c7a..5086512 100644
--- a/Theme/Backend/helper-edit.tpl.php
+++ b/Theme/Backend/helper-edit.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/helper-list.tpl.php b/Theme/Backend/helper-list.tpl.php
index 6ebca97..295f875 100644
--- a/Theme/Backend/helper-list.tpl.php
+++ b/Theme/Backend/helper-list.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/helper-single.tpl.php b/Theme/Backend/helper-single.tpl.php
index cc3b536..3d0db31 100644
--- a/Theme/Backend/helper-single.tpl.php
+++ b/Theme/Backend/helper-single.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
@@ -47,7 +47,7 @@ echo $this->getData('nav')->render(); ?>
                         <tr>
                             <td><select id="iLang" name="lang" data-action='[{"listener": "change", "action": [{"key": 1, "type": "redirect", "uri": "{%}&lang={#iLang}", "target": "self"}]}]'>
                                     <?php foreach ($reportLanguage as $key => $language) : ?>
-                                    <option value="<?= $this->printHtml($key); ?>"<?= $this->printHtml($key === $cLang ? ' selected' : ''); ?>><?= $this->printHtml($language[':language'] ); ?>
+                                    <option value="<?= $this->printHtml($key); ?>"<?= $this->printHtml($key === $cLang ? ' selected' : ''); ?>><?= $this->printHtml($language[':language']); ?>
                                     <?php endforeach; ?>
                                 </select>
                         <?php endif; ?>
diff --git a/Theme/Backend/helper-template-create.tpl.php b/Theme/Backend/helper-template-create.tpl.php
index a2e7ff9..a86c586 100644
--- a/Theme/Backend/helper-template-create.tpl.php
+++ b/Theme/Backend/helper-template-create.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *