in main.go [152:157]
func redirectToDomain(domain string, fn modifyPathFn) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
newURL := fmt.Sprintf("//%s%s", domain, fn(r.URL.Path))
http.Redirect(w, r, newURL, http.StatusPermanentRedirect)
}
}