# as root
wget https://dl.google.com/go/$(curl https://golang.org/VERSION?m=text).linux-amd64.tar.gz
tar -C /usr/local -xzf go1.16.2.linux-amd64.tar.gz

# as user
vi .profile
export PATH=$PATH:/usr/local/go/bin
export GOPATH=$HOME/go

mkdir -p go/{bin,pkg,src}