Fix redirect routes: preserve objectName param, use absolute paths

- Add ObjectRedirect helper component that preserves :objectName URL param
- /system/objects/account → /system/metadata/object/account
- Fix missing leading slash in Navigate to props
- Remove duplicate useParams import

Agent-Logs-Url: https://github.com/objectstack-ai/objectui/sessions/089aad95-279a-44ed-852a-464a710ba509

Co-authored-by: xuyushun441-sys <255036401+xuyushun441-sys@users.noreply.github.com>

Author: Copilot

apps/console/src/App.tsx

@@ -1,4 +1,4 @@
-import { BrowserRouter, Routes, Route, Navigate, useNavigate, useLocation } from 'react-router-dom';
+import { BrowserRouter, Routes, Route, Navigate, useNavigate, useLocation, useParams } from 'react-router-dom';
 import { useState, useEffect, useCallback, lazy, Suspense, useMemo, type ReactNode } from 'react';
 import { ModalForm } from '@object-ui/plugin-form';
 import { Empty, EmptyTitle, EmptyDescription, Button } from '@object-ui/components';
@@ -60,7 +60,6 @@ const ProfilePage = lazy(() => import('./pages/system/ProfilePage').then(m => ({
 const HomePage = lazy(() => import('./pages/home/HomePage').then(m => ({ default: m.HomePage })));
 const HomeLayout = lazy(() => import('./pages/home/HomeLayout').then(m => ({ default: m.HomeLayout })));
 
-import { useParams } from 'react-router-dom';
 import { ThemeProvider } from './components/theme-provider';
 import { ConsoleToaster } from './components/ConsoleToaster';
 
@@ -294,7 +293,7 @@ export function AppContent() {
           <Route path="system" element={<SystemHubPage />} />
           <Route path="system/apps" element={<AppManagementPage />} />
           <Route path="system/objects" element={<Navigate to="/system/metadata/object" replace />} />
-          <Route path="system/objects/:objectName" element={<Navigate to="/system/metadata/object" replace />} />
+          <Route path="system/objects/:objectName" element={<ObjectRedirect />} />
           <Route path="system/users" element={<UserManagementPage />} />
           <Route path="system/organizations" element={<OrgManagementPage />} />
           <Route path="system/roles" element={<RoleManagementPage />} />
@@ -389,8 +388,8 @@ export function AppContent() {
         {/* System Administration Routes */}
         <Route path="system" element={<SystemHubPage />} />
         <Route path="system/apps" element={<AppManagementPage />} />
-        <Route path="system/objects" element={<Navigate to="system/metadata/object" replace />} />
-        <Route path="system/objects/:objectName" element={<Navigate to="system/metadata/object" replace />} />
+        <Route path="system/objects" element={<Navigate to="/system/metadata/object" replace />} />
+        <Route path="system/objects/:objectName" element={<ObjectRedirect />} />
         <Route path="system/users" element={<UserManagementPage />} />
         <Route path="system/organizations" element={<OrgManagementPage />} />
         <Route path="system/roles" element={<RoleManagementPage />} />
@@ -475,6 +474,19 @@ function RootRedirect() {
     return <Navigate to="/home" replace />;
 }
 
+/**
+ * Redirect helper for legacy `/system/objects/:objectName` routes.
+ * Preserves the `objectName` URL param so that
+ * `/system/objects/account` → `/system/metadata/object/account`.
+ */
+function ObjectRedirect() {
+  const { objectName } = useParams<{ objectName?: string }>();
+  const target = objectName
+    ? `/system/metadata/object/${objectName}`
+    : '/system/metadata/object';
+  return <Navigate to={target} replace />;
+}
+
 /**
  * SystemRoutes — Top-level system admin routes accessible without any app context.
  * Provides a minimal layout with system navigation sidebar.
@@ -486,7 +498,7 @@ function SystemRoutes() {
         <Route path="/" element={<SystemHubPage />} />
         <Route path="apps" element={<AppManagementPage />} />
         <Route path="objects" element={<Navigate to="/system/metadata/object" replace />} />
-        <Route path="objects/:objectName" element={<Navigate to="/system/metadata/object" replace />} />
+        <Route path="objects/:objectName" element={<ObjectRedirect />} />
         <Route path="users" element={<UserManagementPage />} />
         <Route path="organizations" element={<OrgManagementPage />} />
         <Route path="roles" element={<RoleManagementPage />} />