npm install -g sequelize
npm install --save sequelize sequelize-typescript pg-hstore pg
npm install --save-dev @types/sequelize
npm install dotenv --save

DB_HOST=localhost
DB_PORT=5432
DB_USER=database_user_name
DB_PASS=database_password
DB_DIALECT=postgres
DB_NAME_TEST=test_database_name
DB_NAME_DEVELOPMENT=development_database_name
DB_NAME_PRODUCTION=production_database_name
JWTKEY=random_secret_key
TOKEN_EXPIRATION=48h
BEARER=Bearer