Apply performs an update of the current executable (or opts.TargetFile, if set) with the contents of the given io.Reader.

RollbackError takes an error value returned by Apply and returns the error, if any, that occurred when attempting to roll back from a failed update.

GoReleaser {{ .Proxy }}{{ .Owner }}/{{ .Repo }}/releases/download/{{ .Version }}/{{ .Name or .Repo }}_{{ .Version }}_{{ .Os }}_{{ .Arch }}.