Refine terminal history scrolling and job failure summaries

platform_web/contracts/operationsConsole.test.ts

@@ -67,6 +67,20 @@ describe("operations console contracts", () => {
     expect(summaries.find((item) => item.instance.id === "job-failed")?.failedJobs).toBe(1);
   });
 
+  it("does not count failed jobs older than the latest healthy server projection", () => {
+    const summaries = summarizeServerOperations(
+      [server("recovered", "running", "2026-07-18T10:10:00Z")],
+      new Map(),
+      [
+        job("old-failed-start", "failed", "2026-07-18T10:03:00Z", "recovered"),
+        job("healthy-start", "succeeded", "2026-07-18T10:10:00Z", "recovered")
+      ]
+    );
+
+    expect(summaries[0]?.failedJobs).toBe(0);
+    expect(summaries[0]?.latestJob?.id).toBe("healthy-start");
+  });
+
   it("summarizes only endpoint-safe capacity and status values", () => {
     const endpoints: RunEndpointResponse[] = [
       {

platform_web/contracts/operationsConsole.ts

@@ -85,13 +85,22 @@ export function summarizeServerOperations(
         instance,
         metrics: metrics.get(instance.id),
         activeJobs: serverJobs.filter(isActiveJob).length,
-        failedJobs: serverJobs.filter((job) => job.state === "failed").length,
+        failedJobs: currentFailedJobsForServer(instance, serverJobs).length,
         latestJob: serverJobs[0]
       };
     })
     .sort(compareServerOperations);
 }
 
+function currentFailedJobsForServer(instance: ServerInstanceResponse, jobs: JobResponse[]): JobResponse[] {
+  const failedJobs = jobs.filter((job) => job.state === "failed");
+  if (instance.state === "failed") {
+    return failedJobs;
+  }
+  const instanceUpdatedAt = timestamp(instance.updatedAt);
+  return failedJobs.filter((job) => timestamp(job.terminalAt ?? job.updatedAt) >= instanceUpdatedAt);
+}
+
 export function summarizeEndpointOperations(endpoints: RunEndpointResponse[]): EndpointOperationsSummary {
   return endpoints.reduce<EndpointOperationsSummary>(
     (summary, endpoint) => ({