UI: add job details page and auto-refresh in JobHistory\n\nCo-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

app/components/JobHistory.tsx

@@ -1,4 +1,5 @@
 import React, { useEffect, useState } from "react";
+import { useNavigate } from "react-router";
 
 interface Props {
   ticker: string;
@@ -29,6 +30,8 @@ export default function JobHistory({ ticker }: Props) {
 
   useEffect(() => {
     fetchJobs();
+    const id = setInterval(fetchJobs, 8000);
+    return () => clearInterval(id);
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [ticker]);
 
@@ -68,13 +71,7 @@ export default function JobHistory({ ticker }: Props) {
                 <div className="flex items-center gap-2">
                   <a href={`/api/jobs/${j.id}`} target="_blank" rel="noreferrer" className="text-sm text-blue-600 hover:underline">API</a>
                   <button
-                    onClick={() => {
-                      if (selected?.id === j.id) {
-                        setSelected(null);
-                        return;
-                      }
-                      fetchDetails(j.id);
-                    }}
+                    onClick={() => navigate(`/jobs/${j.id}`)}
                     className="text-sm text-gray-700 underline"
                   >
                     Details

app/routes/jobs/$jobId.tsx

@@ -0,0 +1,71 @@
+import { useEffect, useState } from "react";
+import { useLoaderData } from "react-router";
+import Navbar from "../../components/Navbar";
+
+export const meta = () => [{ title: "Job Detail - AITrader" }];
+
+export async function loader({ params, request }: { params: { jobId: string }; request: Request }) {
+  const jobId = params.jobId;
+  if (!jobId) return Response.json({ error: "jobId required" }, { status: 400 });
+  const reqUrl = new URL(request.url);
+  const host = request.headers.get("host") || reqUrl.host;
+  const protocol = reqUrl.protocol;
+  const baseUrl = `${protocol}//${host}`;
+
+  try {
+    const res = await fetch(`${baseUrl}/api/jobs/${jobId}`);
+    const body = res.ok ? await res.json() : null;
+    return Response.json(body);
+  } catch (err) {
+    console.error("/jobs loader error:", err);
+    return Response.json({ error: "internal" }, { status: 500 });
+  }
+}
+
+export default function JobDetail() {
+  const initial = useLoaderData() as any;
+  const [job, setJob] = useState<any>(initial);
+
+  useEffect(() => {
+    let cancelled = false;
+    const poll = async () => {
+      try {
+        const id = job?.id || initial?.id;
+        if (!id) return;
+        const res = await fetch(`/api/jobs/${id}`);
+        if (!res.ok) return;
+        const j = await res.json();
+        if (cancelled) return;
+        setJob(j);
+        if (j.state === "completed" || j.state === "failed") return;
+      } catch (e) {
+        // ignore
+      }
+      setTimeout(poll, 3000);
+    };
+    poll();
+    return () => { cancelled = true; };
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, []);
+
+  return (
+    <div className="min-h-screen bg-gradient-to-br from-gray-50 to-blue-50">
+      <Navbar />
+      <div className="mx-auto max-w-4xl px-6 py-8">
+        <h1 className="text-2xl font-bold text-gray-900 mb-4">Job {job?.id}</h1>
+        <div className="bg-white rounded-xl shadow-lg p-6 border border-gray-200">
+          <div className="mb-3 text-sm text-gray-700">State: <strong className="ml-2">{job?.state}</strong></div>
+          {job?.failedReason && (
+            <div className="mb-3 text-red-600">Failed: {job.failedReason}</div>
+          )}
+          <div className="text-sm text-gray-700 mb-3">Data:</div>
+          <pre className="bg-gray-50 p-3 rounded text-xs overflow-x-auto">{JSON.stringify(job?.data || job?.returnValue || job, null, 2)}</pre>
+
+          <div className="mt-4">
+            <a href={`/api/jobs/${job?.id}`} target="_blank" rel="noreferrer" className="text-sm text-blue-600 hover:underline">Open API</a>
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}