refactor(prompt): 重构提示词构建服务和回调处理

service/gateway/gateway_http_service.go

@@ -156,17 +156,18 @@ type SendCallbackReq struct {
 }
 
 // SendCallback 向业务方发送回调
-func SendCallback(ctx context.Context, composeTask *entity.ComposeTask) error {
+func SendCallback(ctx context.Context, composeTask *entity.ComposeTask, epicycleId int64) error {
 	// 1. 检查回调地址
 	if composeTask.CallbackUrl == "" {
 		return fmt.Errorf("回调地址为空，taskId=%s", composeTask.TaskId)
 	}
 	// 2. 构造请求体
 	req := SendCallbackReq{
-		TaskId:   composeTask.TaskId,
-		Status:   composeTask.Status,
-		Messages: composeTask.Messages,
-		ErrorMsg: composeTask.ErrorMessage,
+		TaskId:     composeTask.TaskId,
+		Status:     composeTask.Status,
+		Messages:   composeTask.Messages,
+		ErrorMsg:   composeTask.ErrorMessage,
+		EpicycleId: epicycleId,
 	}
 	// 3. 发送 POST 请求
 	headers := util.ForwardHeaders(ctx)