how to cleanup terminal golang

package main

import (
    "fmt"
    "os"
    "os/exec"
    "runtime"
)

func clearTerminal() {
    var cmd *exec.Cmd
    if runtime.GOOS == "windows" {
        cmd = exec.Command("cmd", "/c", "cls")
    } else {
        cmd = exec.Command("clear")
    }

    cmd.Stdout = os.Stdout
    cmd.Run()
}

func main() {
    fmt.Println("Before cleanup: This is some content in the terminal.")

    clearTerminal()

    fmt.Println("After cleanup: Terminal is now cleared.")
}