How to form login register using golang bcrypt

tipe password bcrypt how to write login register source code golang

salt := "f8sda8asd765sadf58s7d6"
email := request.FormValue("email")
pass := request.FormValue("password")

sendpassword := []byte(pass + Salt)

err = bcrypt.CompareHashAndPassword(row.Password, sendpassword) //row.Password come from DB
if err != nil {
  fmt.Println(err)
}