package custom import ( "io" "os" "strings" ) func readCustomConfigLines(filepath string) ( lines []string, err error) { file, err := os.Open(filepath) if err != nil { return nil, err } b, err := io.ReadAll(file) if err != nil { _ = file.Close() return nil, err } if err := file.Close(); err != nil { return nil, err } return strings.Split(string(b), "\n"), nil }