whole process

fish_api/app/db.py

@@ -750,6 +750,28 @@ def remove_sqlite_database_files(settings: Settings) -> None:
             pass
 
 
+def reset_delivery_client_progress(settings: Settings) -> None:
+    """仅重置客户端投递游标（保留历史快照与 watch 缓存）。"""
+    init_db(settings)
+    conn = _connect(settings.sqlite_path)
+    try:
+        # 清空所有客户端游标，避免沿用旧 client_id 的消费进度。
+        conn.execute("UPDATE delivery_client_cursor SET last_delivered_id = 0")
+        # 确保默认客户端行存在（历史库升级场景）。
+        for kind in ("measure", "health"):
+            conn.execute(
+                """
+                INSERT INTO delivery_client_cursor (client_id, kind, last_delivered_id)
+                VALUES (?, ?, 0)
+                ON CONFLICT(client_id, kind) DO NOTHING
+                """,
+                (DEFAULT_CLIENT_ID, kind),
+            )
+        conn.commit()
+    finally:
+        conn.close()
+
+
 def clear_watch_cache_and_snapshots(settings: Settings) -> None:
     """清空 watch 已处理路径与对应快照，便于重新跑推理（与 measure/action_watch 的 use_state_file 开关一致）。"""
     init_db(settings)