fix: redirect after setup and remove redundant breadcrumbs

frontend/src/pages/setup/index.vue

@@ -355,7 +355,7 @@ async function waitForSetupCompletion() {
     if (unmounted) return false;
     try {
       const status = await getSetupStatus();
-      if (status.ready) return true;
+      if (!status.required && (status.ready || status.locked)) return true;
     } catch {
       // A short connection failure is expected while systemd restarts the service.
     }
@@ -387,7 +387,7 @@ async function openLogin() {
   window.clearInterval(countdownTimer);
   completionMessage.value = '系统正在启动，请稍候。';
   if (await waitForSetupCompletion()) {
-    window.location.assign('/login');
+    await router.replace('/login');
     return;
   }
   completionMessage.value = '系统启动时间较长，请稍后刷新页面。';