feat: add authenticated artifact streaming and UI visual previews

src/task_manager.py

@@ -191,6 +191,13 @@ class JobManager:
 
         def on_event(event: dict[str, Any]) -> None:
             self._publish(job_id, event)
+            if event.get("event_type") == "job_started":
+                run_id = str(((event.get("payload") or {}).get("run_id") or "")).strip()
+                if run_id:
+                    self.db.update_job(
+                        job_id,
+                        artifacts_dir=str((self.config.runs_dir / f"run_{run_id}").resolve()),
+                    )
             if event.get("event_type") == "usage_update":
                 usage = (event.get("payload") or {}).get("usage") or {}
                 self.db.update_job(