add-apt-repository ppa:longsleep/golang-backports
apt-get update
apt-get install golang-go
export GO111MODULE=on
export GOPROXY=https://goproxy.cn
git clone https://github.com/taojy123/lovegaudi
cd lovegaudi
go run main.go
访问 `http://127.0.0.1:8080/fetch` 获取图片