References:

1. https://dev.to/mithun1508/nest-js-for-beginners-1-create-your-first-api-3j60
2. https://dev.to/mithun1508/nest-js-for-beginners-2-nestjs-sequelize-postgresql-configuration-4ai8
3. https://dev.to/mithun1508/nest-js-for-beginners-3integrate-swagger-with-nestjs-project-and-view-the-api-documentation-4d6i

4. https://dev.to/mithun1508/nest-js-for-beginners-4adding-seeders-and-migrations-to-the-nestjs-project-with-sequelize-2d0k
5. https://dev.to/mithun1508/nest-js-for-beginners-5-integrating-firebase-authentication-into-nestjs-application-d21