* 增加订单失效时间的参数 * fix error golangci-lint: Function 'PrePayOrder' has too many statements * 增加一个支持 APP 支付的 Bridge 函数
* feat: 增加微信支付查询结果 * feat: 增加微信支付查询结果 * fix: 修复golangci-lint失败 * fix: 修复golangci-lint失败 * refactor: 微信支付结果查询错误友好提示
* fix payRequset xml marshal: root element should be xml * support HMAC-SHA256 for unifiedorder api * support HMAC-SHA256 for PaidVerifySign * fix SignType is nil * fix code style * constantize SignType * add comments * fix code style