Subir archivos a servidor usando Node.js y Hapi.js v18.1.10

uploadFileHandler.js

const fs = require('fs');
const path = require('path');
//EL DIRECTORIO uploads/ DEBE SER CREADO MANUALMENTE
const uploadsDir = path.join(__dirname, '..', '..', 'uploads');
const plugin = {
    name: 'uploadFileHandler',
    version: '1.0.0',
    register: (server, options) => {
        server.route([
            {
                method: ['POST', 'PUT'],
                path: '/clients',
                options: {
                    auth: false,
                    payload: {
                        maxBytes: 209715200,
                        output: 'stream',
                        parse: true,//IMPORTANTE PONER EN true
                        allow: [
                            'multipart/form-data',
                            'application/x-www-form-urlencoded',
                            'text/plain'
                        ]
                    }
                },
                handler: clientAdd
            }
        ]);
    }
};

async function clientAdd(req, h) {
    const { payload } = req;
    //console.log('payload', payload.file);
    let uploadResult = [];
    let success = false;
    try {
        const files = Array.isArray(payload.file) ? payload.file : [ payload.file ];
        uploadResult = await Promise.all(files.map(uploadFile));
        success = true;
    } catch(err) {
        console.error('catch', err);
    }
    return {
        success,
        files: uploadResult
    }
}

async function uploadFile(file) {
    return new Promise((resolve, reject) => {
        try {
            const filePath = path.join(uploadsDir, file.hapi.filename);
            //console.log('filePath', filePath);
            file.on('error', err => reject(err));
            file.pipe(fs.createWriteStream(filePath));
            file.on('end', err => {
                if(err) return reject(err);
                resolve({
                    originalname: file.hapi.filename,
                });
            });
        } catch(err) {
            reject(err);
        }
    });
}

module.exports = plugin;