添加新的骨架屏，将评查点列表和评查文件列表，文档列表进行数据分类

app/components/layout/Layout.tsx

@@ -6,7 +6,7 @@ import { useMatches, useLocation } from '@remix-run/react';
 import type { UserRole } from '~/root';
 
 // 定义应用模块类型
-type AppModule = 'contract' | 'record' | 'model';
+type AppModule = 'contract' | 'record' | 'model' | '';
 
 // 应用模块与reviewType的映射
 const REVIEW_TYPE_TO_APP: Record<string, AppModule> = {
@@ -34,7 +34,7 @@ interface Match {
 
 export function Layout({ children, userRole = 'developer' }: LayoutProps) {
   const [sidebarCollapsed, setSidebarCollapsed] = useState(false);
-  const [selectedApp, setSelectedApp] = useState<AppModule>('contract');
+  const [selectedApp, setSelectedApp] = useState<AppModule>('');
   const matches = useMatches() as Match[];
   const location = useLocation();
   
@@ -102,6 +102,7 @@ export function Layout({ children, userRole = 'developer' }: LayoutProps) {
   
   return (
     <div className="layout-container">
+      {/* 侧边栏始终保留，不再使用条件渲染 */}
       <Sidebar 
         collapsed={sidebarCollapsed} 
         onToggle={toggleSidebar}