package config import ( "encoding/base64" "gopkg.in/yaml.v3" ) type Base64 []byte func (b64 Base64) MarshalYAML() (interface{}, error) { return base64.StdEncoding.EncodeToString(b64), nil } func (b64 *Base64) UnmarshalYAML(value *yaml.Node) error { result, err := base64.StdEncoding.DecodeString(value.Value) if err != nil { return err } *b64 = result return nil }