feat(web): 主题设置联动 — 扩展 ThemeConfig 品牌字段 + 设置页面表单

- ThemeConfig 接口增加 brand_name/brand_slogan/brand_features/brand_copyright
- 新增 BrandConfig 接口和 getPublicBrand 公开品牌信息获取
- app store 增加 themeConfig 缓存和 loadThemeConfig 方法
- ThemeSettings 页面增加品牌设置表单（品牌名称/标语/特性/版权）

apps/web/src/pages/settings/ThemeSettings.tsx

@@ -1,12 +1,10 @@
 import { useEffect, useState, useCallback } from 'react';
-import { Form, Input, Select, Button, ColorPicker, message, Typography } from 'antd';
+import { Form, Input, Select, Button, ColorPicker, message, Typography, Divider } from 'antd';
 import {
   getTheme,
   updateTheme,
 } from '../../api/themes';
 
-// --- Component ---
-
 export default function ThemeSettings() {
   const [form] = Form.useForm();
   const [, setLoading] = useState(false);
@@ -20,13 +18,20 @@ export default function ThemeSettings() {
         primary_color: theme.primary_color || '#1677ff',
         logo_url: theme.logo_url || '',
         sidebar_style: theme.sidebar_style || 'light',
+        brand_name: theme.brand_name || '',
+        brand_slogan: theme.brand_slogan || '',
+        brand_features: theme.brand_features || '',
+        brand_copyright: theme.brand_copyright || '',
       });
     } catch {
-      // Theme may not exist yet; use defaults
       form.setFieldsValue({
         primary_color: '#1677ff',
         logo_url: '',
         sidebar_style: 'light',
+        brand_name: '',
+        brand_slogan: '',
+        brand_features: '',
+        brand_copyright: '',
       });
     }
     setLoading(false);
@@ -40,6 +45,10 @@ export default function ThemeSettings() {
     primary_color: string;
     logo_url: string;
     sidebar_style: 'light' | 'dark';
+    brand_name: string;
+    brand_slogan: string;
+    brand_features: string;
+    brand_copyright: string;
   }) => {
     setSaving(true);
     try {
@@ -50,6 +59,10 @@ export default function ThemeSettings() {
             : (values.primary_color as { toHexString?: () => string }).toHexString?.() ?? String(values.primary_color),
         logo_url: values.logo_url,
         sidebar_style: values.sidebar_style,
+        brand_name: values.brand_name || undefined,
+        brand_slogan: values.brand_slogan || undefined,
+        brand_features: values.brand_features || undefined,
+        brand_copyright: values.brand_copyright || undefined,
       });
       message.success('主题设置已保存');
     } catch (err: unknown) {
@@ -87,6 +100,22 @@ export default function ThemeSettings() {
             ]}
           />
         </Form.Item>
+
+        <Divider>品牌设置</Divider>
+
+        <Form.Item name="brand_name" label="品牌名称">
+          <Input placeholder="HMS 健康管理平台" />
+        </Form.Item>
+        <Form.Item name="brand_slogan" label="品牌标语">
+          <Input placeholder="新一代健康管理平台" />
+        </Form.Item>
+        <Form.Item name="brand_features" label="品牌特性">
+          <Input placeholder="患者管理 · 健康监测 · 随访管理 · AI 智能分析" />
+        </Form.Item>
+        <Form.Item name="brand_copyright" label="版权信息">
+          <Input placeholder="HMS 健康管理平台 · ©汕头市智界科技有限公司" />
+        </Form.Item>
+
         <Form.Item>
           <Button type="primary" htmlType="submit" loading={saving}>
             保存