fix: test_pricing结果直接返回完整控件JSON

- dspy: 直接return VScrollPanel+Text子控件的完整JSON，不再用status/data包装
- ui: actiontype从urldata改为bricks，直接实例化返回的控件
- 解决status_of模板${items}数组替换不支持的问题

wwwroot/test_pricing_program.dspy

@@ -16,19 +16,14 @@ try:
 			"widgettype": "Text",
 			"options": {"text": json.dumps(x, ensure_ascii=False), "width": "100%"}
 		})
-	return {
-		"status": "ok",
-		"data": {
-			"ppid": ppid,
-			"data": data,
-			"items": subwidgets
-		}
-	}
+	return json.dumps({
+		"widgettype": "VScrollPanel",
+		"options": {"width": "100%", "height": "100%"},
+		"subwidgets": subwidgets
+	}, ensure_ascii=False)
 except Exception as e:
 	exception(f'{ppid=}, {data=}, {e}{format_exc()}')
-	return {
-		"status": "error",
-		"data": {
-			"message": f'{ppid=}, {data=}, {e}'
-		}
-	}
+	return json.dumps({
+		"widgettype": "Text",
+		"options": {"width": "100%", "color": "red", "text": f'{ppid=}, {data=}, {e}'}
+	}, ensure_ascii=False)

wwwroot/test_pricing_program.ui

@@ -41,29 +41,11 @@
 		{
 			"wid": "input_form",
 			"event": "submit",
-			"actiontype": "urldata",
+			"actiontype": "bricks",
 			"target": "result",
 			"options": {
 				"url": "{{entire_url('./test_pricing_program.dspy')}}",
 				"params":{}
-			},
-			"status_of": {
-				"ok": {
-					"widgettype": "VScrollPanel",
-					"options":{
-						"width": "100%",
-						"height": "100%"
-					},
-					"subwidgets": "${items}"
-				},
-				"error": {
-					"widgettype": "Text",
-                    "options":{
-                        "width": "100%",
-						"color": "red",
-                        "text": "${message}"
-                    }
-				}
 			}
 		}
 	]