refactor(task): 重构异步任务处理流程

common/util/headers.go

@@ -78,23 +78,13 @@ func SetTaskHeadersToCtx(ctx context.Context, headers map[string]string) context
 	return ctx
 }
 
-// ParseStoredPayload 解析入库的 request_payload，拆出模型调用 payload 与透传 headers
-// 入库格式：{"payload": <any>, "headers": {"Authorization": "...", "X-User-Info":"..."}}
-func ParseStoredPayload(v any) (payload any, headers map[string]string) {
+// ParseStoredPayload 解析入库的 request_payload，拆出模型调用核心数据
+func ParseStoredPayload(v map[string]any) map[string]any {
 	if v == nil {
-		return nil, nil
+		return nil
 	}
-	m := gconv.Map(v)
-	if len(m) == 0 {
-		return v, nil
+	if p, ok := v["payload"]; ok {
+		return gconv.Map(p)
 	}
-	if h, ok := m["headers"]; ok {
-		headers = gconv.MapStrStr(h)
-	}
-	if p, ok := m["payload"]; ok {
-		payload = p
-	} else {
-		payload = v
-	}
-	return
+	return v
 }