// Dealing with Database
const dbName = '<your-db-name>';
const mongoURL = `mongodb://${process.env.MONGOHOST ? process.env.MONGOHOST : 'localhost'}/${dbName}`;
const options: ConnectionOptions = {
  auth: {
    user: process.env.MONGO_USER,
    password: process.env.MONGO_USER_PWD
  },
  authMechanism: 'SCRAM-SHA-1'
};
mongoose.connect( mongoURL, options );