docs: private void displaySearchLine(String line, String searchWord) throws IOException {
          int start = line.indexOf(searchWord);
          connection.write(line.substring(0,start));
          connection.write(ANSI.INVERT_BACKGROUND);
          connection.write(searchWord);
          connection.write(ANSI.RESET);
          connection.write(line.substring(start + searchWord.length(), line.length()));
      }