fix: promote.dspy加回binds用request._run_ns

wwwroot/promote.dspy

@@ -1,5 +1,5 @@
 code = request._run_ns.params_kw.get('code', '')
-return {
+result = {
     "widgettype": "Form",
     "options": {
         "width": "100%", "height": "100%",
@@ -10,5 +10,6 @@ return {
             {"name": "expired_date", "label": "促销失效日期", "uitype": "date"},
             {"name": "discount", "label": "折扣", "uitype": "float", "tip": "0<折扣<1"}
         ]
-    }
+    },
+    "binds": [{"wid": "self", "event": "submited", "actiontype": "script", "target": "self", "script": "await bricks.show_resp_message_or_error(event.params)"}]
 }