For detailed explanation --> https://kadir-bekar.medium.com/forget-password-in-flutter-with-node-js-mongodb-6763922ef232
If you want to test the project, make sure that you have set up coding environment in your computer:
Write the following commands in your terminal:
node --version, flutter --version, mongodb --version
In nodejs -> common -> common_methods -> common_methods.js directory don't forget to update sender information for sendMail method.