Евгений

const spawn = require('child_process').spawn;

(async () => {
  const promise = new Promise((resolve, reject) => {
    const output = {
      data: '',
      errors: '',
    };
    options = [
      'code.php',
    ];
    const process = spawn('/opt/homebrew/bin/php', options);
    process.stdout.on('data', (data) => {
      output.data += data.toString();
    });
    process.stderr.on('data', (data) => {
      output.errors += data.toString();
    });
    process.on('exit', (code) => {
      resolve(output);
    });
  });
  const data = await promise;
  console.info(data);
})();

const { ProxyAgent } = require('undici');

const proxy = {
  'host': 'xxx.xxx.xxx.xxx',
  'port': 'xxx',
  'username': 'xxx',
  'password': '***',
};
const proxyAgent = new ProxyAgent({
  uri: `http://${proxy.host}:${proxy.port}`,
  token: `Basic ${Buffer.from(`${proxy.username}:${proxy.password}`).toString('base64')}`,
});

(async () => {
  const data = await fetch('https://httpbin.org/get', { dispatcher: proxyAgent });
  const json = await data.json();
  await proxyAgent.close();
  console.log(json);
})();