গো rename ফাইল সিস্টেম

package main
import (
  "fmt"
  "os"
)

func main() {

  source := "./api/temp/doc.txt"
  change := "./api/temp/document.txt"

  err := os.Rename(source, change)

  if err != nil {
    panic(err)
  }

  fmt.Println("file rename successful")
}