https://devdactic.com/ionic-4-firebase-angularfire/
*Iniciar Node.js cd [pasta do projeto] npm install
*instalar Firebase / AngularFire2 npm install firebase angularfire2
https://devdactic.com/ionic-4-firebase-angularfire/
https://devdactic.com/ionic-4-firebase-angularfire/
*Iniciar Node.js cd [pasta do projeto] npm install
*instalar Firebase / AngularFire2 npm install firebase angularfire2
https://devdactic.com/ionic-4-firebase-angularfire/