feat: 解构任务先过滤掉leve=3的视频

scheduler/odps_fetch.py

@@ -46,6 +46,7 @@ def fetch_priority_posts(limit: int = 10, offset: int = 0, dt: Optional[str] = N
             level, reason, count, extend, dt
         FROM {ODPS_TABLE}
         WHERE dt = '{target_dt}'
+          AND level IN (0, 1, 2)
         ORDER BY level ASC
         LIMIT {offset}, {limit}
     """