Generete Encrepted Barcode in Node js

const barcodeGeneratorpk = require('barcode-genius');

const dataToEncodepk = "Hello, world!";

const barcodeOptionspk = {
  type: 'code111',
  data: dataToEncodepk,
  scale: 2,
  height: 10,
  includeText: true,
};

barcodeGeneratorpk.generate(barcodeOptionspk, function (error, barcodeImagepk) {
  if (error) {
    console.error('Error generating barcode:', error);
  } else {
    const fs = require('fs');
    fs.writeFile('barcodepk.png', barcodeImagepk, (error) => {
      if (error) {
        console.error('Error saving barcode:', error);
      } else {
        console.log('Barcode generated and saved as barcodepk.png');
      }
    });
  }
});

output