fix: backfill database on startup

api/main.py

@@ -916,6 +916,12 @@ async def lifespan(_: FastAPI):
                         message="服务重启 · 上次音频处理已中断，可重新处理",
                     )
                 JOBS[p.name] = job
+                ensure_job_document_fields(job)
+                if DB:
+                    try:
+                        DB.sync_job(job.model_dump(mode="json"), p)
+                    except Exception as e:
+                        print(f"[database restore sync failed] job={job.id} error={e}", flush=True)
             except Exception:
                 pass
     yield