feat: 新增会话与结果管理功能及扩展字段

重构执行列表树状结构，扁平化日期节点下的输出项，新增会话列表查询、结果删除与软删除标记，引入扩展字段与模板配置，升级依赖版本。

service/task/worker.go

@@ -126,7 +126,13 @@ func (w *asyncWorker) handleOne(ctx context.Context, task *entity.ModelGatewayTa
 			task.BillingData[0] = billingResult
 			totalFee := gconv.Float64(billingResult["total_fee"])
 			if totalFee > 0 {
-				_ = gateway.DeductBalance(util.AsyncCtx(ctx), model.TenantId, -totalFee)
+				for attempt := 0; attempt <= maxRetry; attempt++ {
+					err = gateway.DeductBalance(util.AsyncCtx(ctx), model.TenantId, -totalFee)
+					if err == nil {
+						break
+					}
+					g.Log().Warningf(ctx, "[handleOne] 扣除余额失败 taskId=%s attempt=%d/%d err=%v", task.TaskID, attempt, maxRetry, err)
+				}
 			}
 		}
 	}
@@ -337,7 +343,13 @@ func (w *asyncWorker) parseAndRetry(ctx context.Context, body map[string]any, mo
 				task.BillingData = append(task.BillingData, billingResult)
 				totalFee := gconv.Float64(billingResult["total_fee"])
 				if totalFee > 0 {
-					_ = gateway.DeductBalance(util.AsyncCtx(ctx), task.TenantId, -totalFee)
+					for a := 0; a <= maxRetry; a++ {
+						errr := gateway.DeductBalance(util.AsyncCtx(ctx), task.TenantId, -totalFee)
+						if errr == nil {
+							break
+						}
+						g.Log().Warningf(ctx, "[handleOne] 扣除余额失败 taskId=%s attempt=%d/%d err=%v", task.TaskID, a, maxRetry, errr)
+					}
 				}
 			}