func GetBoardPath(workDirectory string) (string, error) {
	return fmt.Sprintf("%s/.BRD", workDirectory), nil
}
Get Board file path of system
package pttbbs
import (
	"fmt"
	"strings"
)
func GetPasswdsPath(workDirectory string) (string, error) {
	return fmt.Sprintf("%s/.PASSWDS", workDirectory), nil
}