fix:1. 优化角色权限管理的加载中样式。

2. root添加限制51707端口的路由访问，只允许访问交叉评查。
3. 开启省局端口限制的配置。

app/root.tsx

@@ -34,12 +34,19 @@ import RouteChangeLoader from "~/components/ui/RouteChangeLoader";
 
 
 // 导入认证相关的服务器端功能（仅在服务器端使用）
-import { 
-  // getUserSession, 
+import {
+  // getUserSession,
   logout,
-  type UserRole 
+  type UserRole
 } from "~/api/login/auth.server";
 
+// 导入交叉评查专属模式配置
+import {
+  CROSS_CHECKING_ONLY_MODE,
+  CROSS_CHECKING_ONLY_PORT,
+  getCurrentPort
+} from "~/config/api-config";
+
 // 定义需要高级权限的路径
 // export const developerOnlyPaths = [
 //   '/settings',
@@ -289,20 +296,20 @@ export async function loader({ request }: LoaderFunctionArgs) {
     // 如果执行到这里，说明已通过认证或是公共路径
   }
 
-  // 检查51707端口访问控制
-  const currentPort = process.env.PORT || process.env.API_PORT_CONFIG;
-  const runtimePort = url.port || currentPort;
-  const isPort51707 = currentPort === '51707' || runtimePort === '51707';
+  // 检查交叉评查专属模式访问控制
+  // 当 CROSS_CHECKING_ONLY_MODE=true 且端口为指定端口时，只允许访问 /cross-checking 相关路由
+  const currentPort = getCurrentPort();
+  const isCrossCheckingOnlyMode = CROSS_CHECKING_ONLY_MODE && currentPort === CROSS_CHECKING_ONLY_PORT;
 
-  if (isPort51707 && !isPublicPath) {
-    // 51707端口(省局)只允许访问交叉评查相关路径和首页
-    const allowedPaths = ['/', '/cross-checking','/chat-with-llm'];
-    const isAllowedPath = allowedPaths.some(path => pathname === path) ||
-                         pathname.startsWith('/cross-checking/') ||
-                         pathname.startsWith('/chat-with-llm/');
+  if (isCrossCheckingOnlyMode && !isPublicPath) {
+    // 交叉评查专属模式：只允许访问首页和交叉评查相关路径
+    const crossCheckingAllowedPaths = ['/', '/cross-checking'];
+    const isCrossCheckingAllowedPath = crossCheckingAllowedPaths.some(path => pathname === path) ||
+                                       pathname.startsWith('/cross-checking/');
 
-    if (!isAllowedPath) {
-      return redirect("/cross-checking");
+    if (!isCrossCheckingAllowedPath) {
+      console.warn(`⚠️ [Root Loader] 交叉评查专属模式：拒绝访问 ${pathname}`);
+      throw new Response("交叉评查专属模式下无权访问此页面", { status: 403 });
     }
   }