/usr/local/binin PATH by default, so unless you have a preference or know better, we recommend you copy the binary there.
horizon --helpfrom a terminal. If the help for Horizon is displayed, your installation was successful. Note: some shells, such as zsh, cache PATH lookups. You may need to clear your cache (by using
rehashin zsh, for example) before trying to run
go install github.com/stellar/go/services/horizon. You should see the
bashrcor equivalent, for easy access: