Михаил

const fs = require('fs');

let data = [
  ...
];

fs.writeFile('user.json', JSON.stringify(data, null, 2), (err) => {
  if (err) throw err;
});

formData.append("photo[]", fs.createReadStream("./photo.jpg"))

computed: {
  isBlockVisible() {}
},
watch: {
  isBlockVisible() {}
}

const http = require('http');
const util = require('util');

http
  .createServer(function(req, res) {
    res.end(util.inspect(http));
  })
  .listen(3000);