David Tseng

bug: cannot handle multiple request at the same time

1

https://github.com/kkdai/line-login-go/blob/e50fa0c0bd7bb405dae98ba7ac8adb3a648a92dc/line_login.go#L46 Hi Kkdai， 想問一下，這邊的state set成了global變數，那如果同時有兩個request近來都overwrite掉state，那第一個進來的在隨後比對state時不就比對失敗了？