https://medium.com/@purposenigeria/build-a-restful-api-with-node-js-and-express-js-d7e59c7a3dfb https://medium.com/@purposenigeria/build-a-restful-api-with-node-js-and-express-js-part-two-3d7a82b8e00 https://medium.com/@purposenigeria/using-postgresql-and-sequelize-to-persist-our-data-c86854a3c6ac