feat(web): Login/MainLayout 从主题配置读取品牌信息

- Login.tsx 从 /api/v1/public/brand 读取品牌名称/标语/特性/版权
- MainLayout 侧边栏 Logo 和 Footer 从 themeConfig 读取
- 启动时调用 loadThemeConfig 缓存主题配置
- 移除所有硬编码品牌文字（HMR Platform → 动态读取）

apps/web/src/layouts/MainLayout.tsx

@@ -95,6 +95,7 @@ const routeTitleFallback: Record<string, string> = {
   '/health/alert-dashboard': '告警仪表盘',
   '/health/alert-rules': '告警规则',
   '/health/devices': '设备管理',
+  '/health/dialysis': '透析管理',
 };
 
 function getTitleFromMenus(path: string, menus: MenuInfo[]): string | undefined {
@@ -347,6 +348,8 @@ const DynamicMenuSection = memo(function DynamicMenuSection({
 
 export default function MainLayout({ children }: { children: React.ReactNode }) {
   const { sidebarCollapsed, toggleSidebar } = useAppStore();
+  const themeConfig = useAppStore((s) => s.themeConfig);
+  const loadThemeConfig = useAppStore((s) => s.loadThemeConfig);
   const { user, logout } = useAuthStore();
   const pluginMenuItems = usePluginStore((s) => s.pluginMenuItems);
   const pluginMenuGroups = usePluginStore((s) => s.pluginMenuGroups);
@@ -379,6 +382,11 @@ export default function MainLayout({ children }: { children: React.ReactNode })
     fetchPlugins(1, 'running');
   }, [fetchPlugins]);
 
+  // 加载主题配置
+  useEffect(() => {
+    loadThemeConfig();
+  }, [loadThemeConfig]);
+
   const handleLogout = useCallback(async () => {
     await logout();
     navigate('/login');
@@ -430,7 +438,7 @@ export default function MainLayout({ children }: { children: React.ReactNode })
         <div className="erp-sidebar-logo" onClick={() => navigate('/')}>
           <div className="erp-sidebar-logo-icon">H</div>
           {!sidebarCollapsed && (
-            <span className="erp-sidebar-logo-text">HMS 健康</span>
+            <span className="erp-sidebar-logo-text">{themeConfig?.brand_name || 'HMS 健康'}</span>
           )}
         </div>
 
@@ -523,7 +531,7 @@ export default function MainLayout({ children }: { children: React.ReactNode })
 
         {/* 底部 */}
         <Footer className="erp-footer">
-          HMS 健康管理平台
+          {themeConfig?.brand_copyright || 'HMS 健康管理平台'}
         </Footer>
       </Layout>
     </Layout>