[
  {"id":"demo-1","status":"failed","startedAt":"2026-01-01T00:00:00Z","finishedAt":"2026-01-01T00:01:00Z","artifact":null},
  {"id":"demo-2","status":"completed","startedAt":"2026-01-01T00:02:00Z","finishedAt":"2026-01-01T00:02:30Z","artifact":"draft.txt"}
]