baseline: 批次A-D 成果 + membership 半成品（测试红）

backend/apps/channel/tasks.py

@@ -0,0 +1,26 @@
+"""电商渠道调度任务 actors（Dramatiq）。"""
+
+import dramatiq
+
+from .models import ChannelAccount
+from . import services as channel_services
+
+
+@dramatiq.actor(max_retries=3, time_limit=600_000)
+def sync_orders_for_account(account_id: int):
+    """单店铺拉单转单（仅处理已配置凭证的店铺）。"""
+    account = ChannelAccount.objects.get(pk=account_id, is_active=True)
+    return channel_services.sync_channel_orders(account, auto_convert=True)
+
+
+@dramatiq.actor(max_retries=3, time_limit=900_000)
+def sync_orders_for_all_active_accounts():
+    """遍历全部启用且已配置凭证的店铺自动拉单（crontab 每日 02:00 触发）。"""
+    summary = []
+    for account in ChannelAccount.objects.filter(is_active=True).exclude(app_key=""):
+        try:
+            result = channel_services.sync_channel_orders(account, auto_convert=True)
+            summary.append({"shop_id": account.shop_id, **result})
+        except Exception as e:
+            summary.append({"shop_id": account.shop_id, "error": str(e)})
+    return summary