feat: add mt theme option to default and classic frontend settings

web/classic/src/components/settings/OtherSetting.jsx

@@ -280,10 +280,14 @@ const OtherSetting = () => {
     }
   };
 
-  const switchToDefaultFrontend = () => {
+  const switchToFrontend = (theme) => {
+    const names = {
+      default: t('新版前端'),
+      mt: 'MT 前端',
+    };
     Modal.confirm({
-      title: t('切换到新版前端'),
-      content: t('切换后页面会自动刷新，并进入新版前端。是否继续？'),
+      title: t('切换到') + names[theme],
+      content: t('切换后页面会自动刷新，并进入') + names[theme] + t('。是否继续？'),
       okText: t('确认切换'),
       cancelText: t('取消'),
       onOk: async () => {
@@ -294,19 +298,19 @@ const OtherSetting = () => {
           }));
           const res = await API.put('/api/option/', {
             key: 'theme.frontend',
-            value: 'default',
+            value: theme,
           });
           const { success, message } = res.data;
           if (!success) {
             showError(message);
             return;
           }
-          showSuccess(t('已切换到新版前端，正在刷新页面'));
+          showSuccess(t('已切换到') + names[theme] + t('，正在刷新页面'));
           setTimeout(() => {
             window.location.reload();
           }, 600);
         } catch (error) {
-          console.error('切换新版前端失败', error);
+          console.error(t('切换前端失败'), error);
           showError(t('切换失败，请稍后重试'));
         } finally {
           setLoadingInput((loadingInput) => ({
@@ -383,11 +387,17 @@ const OtherSetting = () => {
                       {t('检查更新')}
                     </Button>
                     <Button
-                      onClick={switchToDefaultFrontend}
+                      onClick={() => switchToFrontend('default')}
                       loading={loadingInput['FrontendTheme']}
                     >
                       {t('切换到新版前端')}
                     </Button>
+                    <Button
+                      onClick={() => switchToFrontend('mt')}
+                      loading={loadingInput['FrontendTheme']}
+                    >
+                      MT 前端
+                    </Button>
                   </Space>
                 </Col>
               </Row>

web/default/src/features/system-settings/general/system-info-section.tsx

@@ -85,7 +85,7 @@ export function SystemInfoSection({ defaultValues }: SystemInfoSectionProps) {
   const normalizedDefaults: SystemInfoFormValues = {
     theme: {
       frontend:
-        defaultValues.theme?.frontend === 'classic' ? 'classic' : 'default',
+        defaultValues.theme?.frontend === 'classic' ? 'classic' : defaultValues.theme?.frontend === 'mt' ? 'mt' : 'default',
     },
     SystemName: normalizeValue(defaultValues.SystemName),
     ServerAddress: normalizeValue(defaultValues.ServerAddress),
@@ -101,7 +101,7 @@ export function SystemInfoSection({ defaultValues }: SystemInfoSectionProps) {
 
   const systemInfoSchemaWithI18n = z.object({
     theme: z.object({
-      frontend: z.enum(['default', 'classic']),
+      frontend: z.enum(['default', 'classic', 'mt']),
     }),
     SystemName: z.string().min(1, {
       error: () => t('System name is required'),
@@ -170,6 +170,10 @@ export function SystemInfoSection({ defaultValues }: SystemInfoSectionProps) {
                           value: 'classic',
                           label: t('Classic (Legacy Frontend)'),
                         },
+                        {
+                          value: 'mt',
+                          label: 'MT (MT Frontend)',
+                        },
                       ]}
                       onValueChange={field.onChange}
                       value={field.value}

web/default/src/features/system-settings/site/section-registry.tsx

@@ -37,7 +37,7 @@ const SITE_SECTIONS = [
       <SystemInfoSection
         defaultValues={{
           theme: {
-            frontend: settings['theme.frontend'] as 'default' | 'classic',
+            frontend: settings['theme.frontend'] as 'default' | 'classic' | 'mt',
           },
           SystemName: settings.SystemName,
           Logo: settings.Logo,