fix: hide stale update failures on status load

web-next/src/pages/update/UpdatePage.tsx

@@ -338,7 +338,10 @@ export default function UpdatePage({
     else setLoading(false);
   }, [isMock]);
 
-  const job = info?.job;
+  // The status endpoint intentionally hides terminal failures/cancellations.
+  // Keep this guard in the UI as well so a stale response from an older
+  // server cannot turn a fresh page visit into a false failure state.
+  const job = info?.job && info.job.status !== "failed" && info.job.status !== "cancelled" ? info.job : null;
   useEffect(() => {
     if (job && activeStatuses.has(job.status)) setShowPipelineDialog(true);
   }, [job?.id, job?.status]);
@@ -441,7 +444,10 @@ export default function UpdatePage({
         method: "POST",
         body: "{}",
       });
-      setLiveInfo((current) => ({ ...result, job: result.job ?? current?.job ?? null }));
+      setLiveInfo((current) => ({
+        ...result,
+        job: result.job ?? (current?.job && activeStatuses.has(current.job.status) ? current.job : null),
+      }));
       notify?.(result.latest?.isNewer ? "发现新版本" : "当前已是最新版本", "success");
     } catch (caught) {
       if (caught instanceof ApiError && caught.code === "UPDATE_RATE_LIMITED") {