fix：第一轮跑

lib/common/router/route_error_page.dart

@@ -0,0 +1,28 @@
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+
+class RouteErrorPage extends StatelessWidget {
+  const RouteErrorPage({super.key, required this.error});
+  final Object? error;
+  @override
+  Widget build(BuildContext context) => Scaffold(
+    body: Center(
+      child: Padding(
+        padding: const EdgeInsets.all(24),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            const Icon(Icons.explore_off_outlined, size: 40),
+            const SizedBox(height: 14),
+            const Text('页面不存在或已失效'),
+            const SizedBox(height: 12),
+            FilledButton(
+              onPressed: () => context.go('/assets'),
+              child: const Text('回到首页'),
+            ),
+          ],
+        ),
+      ),
+    ),
+  );
+}