feat: 重构异步模型字段并更新依赖

service/task/task_service.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"model-gateway/common/util"
+	"model-gateway/consts/public"
 	"model-gateway/service/queue"
 	"time"
 
@@ -61,7 +62,7 @@ func (s *taskService) Create(ctx context.Context, req *dto.CreateTaskReq) (res *
 	}
 
 	// 3) 插入任务记录
-	if model.IsAsync != nil && *model.IsAsync == 1 {
+	if model.CallMode != nil && *model.CallMode == public.CallModeAsync {
 		// 异步调用：注入回调地址后提交，拿到 task_id 轮询
 		req.RequestPayload = util.InjectCallbackURL(ctx, req.RequestPayload, model.CallbackUrl)
 	}