下载第三方包：
https://www.golangtc.com/download/package
gin依赖包：
https://www.golangtc.com/static/download/packages/gopkg.in.go-playground.validator.v8.tar.gz
https://www.golangtc.com/static/download/packages/github.com.ugorji.go.tar.gz
https://www.golangtc.com/static/download/packages/github.com.golang.protobuf.tar.gz
https://www.golangtc.com/static/download/packages/github.com.gin-contrib.sse.tar.gz
https://www.golangtc.com/static/download/packages/github.com.gin-gonic.gin.tar.gz
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