diff --git a/module/chart/ui/preview.html.php b/module/chart/ui/preview.html.php
index 3166ed6dce..86947717fa 100644
--- a/module/chart/ui/preview.html.php
+++ b/module/chart/ui/preview.html.php
@@ -1,51 +1,51 @@
-<?php
-declare(strict_types = 1);
-/**
- * The preview view file of chart module of ZenTaoPMS.
- * @copyright   Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.zentao.net)
- * @license     ZPL(https://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
- * @author      Chenxuan Song <songchenxuan@easycorp.ltd>
- * @package     chart
- * @link        https://www.zentao.net
- */
-namespace zin;
-
-include 'echarts.html.php';
-
-jsVar('groupID', isset($group->id) ? $group->id : 0);
-jsVar('charts', $charts);
-jsVar('noChartSelected', $lang->chart->noChartSelected);
-
-featureBar
-(
-    set::current($group->id),
-    set::linkParams("dimension={$dimensionID}&group={key}")
-);
-
-div
-(
-    setClass('flex gap-4'),
-    sidebar
-    (
-        set::width('60'),
-        moduleMenu
-        (
-            set::title($group->name),
-            set::modules($charts),
-            set::closeLink(''),
-            set::showDisplay(false)
-        ),
-        $config->edition == 'open' ? div
-        (
-            setClass('bg-white p-4'),
-            html(empty($config->isINT) ? $lang->bizVersion : $lang->bizVersionINT)
-        ) : null
-    ),
-    div
-    (
-        setClass('w-full'),
-        $chartItems()
-    )
-);
-
-render();
+<?php
+declare(strict_types = 1);
+/**
+ * The preview view file of chart module of ZenTaoPMS.
+ * @copyright   Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.zentao.net)
+ * @license     ZPL(https://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
+ * @author      Chenxuan Song <songchenxuan@easycorp.ltd>
+ * @package     chart
+ * @link        https://www.zentao.net
+ */
+namespace zin;
+
+include 'echarts.html.php';
+
+jsVar('groupID', isset($group->id) ? $group->id : 0);
+jsVar('charts', $charts);
+jsVar('noChartSelected', $lang->chart->noChartSelected);
+
+featureBar
+(
+    set::current($group->id),
+    set::linkParams("dimension={$dimensionID}&group={key}")
+);
+
+div
+(
+    setClass('flex gap-4'),
+    sidebar
+    (
+        set::width('60'),
+        moduleMenu
+        (
+            set::title($group->name),
+            set::modules($charts),
+            set::closeLink(''),
+            set::showDisplay(false)
+        ),
+        $config->edition == 'open' ? div
+        (
+            setClass('bg-white p-4'),
+            html(empty($config->isINT) ? $lang->bizVersion : $lang->bizVersionINT)
+        ) : null
+    ),
+    div
+    (
+        setClass('w-full'),
+        $chartItems()
+    )
+);
+
+render();