增加 DisablePing 字段以控制是否发送自定义 Ping

relay/channel/api_request.go

@@ -223,7 +223,7 @@ func doRequest(c *gin.Context, req *http.Request, info *common.RelayInfo) (*http
 		helper.SetEventStreamHeaders(c)
 		// 处理流式请求的 ping 保活
 		generalSettings := operation_setting.GetGeneralSetting()
-		if generalSettings.PingIntervalEnabled {
+		if generalSettings.PingIntervalEnabled && !info.DisablePing {
 			pingInterval := time.Duration(generalSettings.PingIntervalSeconds) * time.Second
 			stopPinger = startPingKeepAlive(c, pingInterval)
 			// 使用defer确保在任何情况下都能停止ping goroutine