func NewKeys() (*Keys, error) {
	return NewKeysFromFile(env.privateKeyPath, env.publicKeyPath)
}
NewKeys returns a new instance of Keys.
package auth
import (
	"crypto/rsa"
	"errors"
	"io/ioutil"
	"github.com/golang-jwt/jwt/v4"
)
type Keys struct {
	PrivateKey *rsa.PrivateKey
	PublicKey  *rsa.PublicKey
}