https://documenter.getpostman.com/view/10646011/SzRxUpd8
| variables | description |
|---|---|
| DB_USER | your database username |
| DB_PASS | your database password |
| DB_DATABASE | your database name |
| DB_HOST | your database url |
| EX_PORT | your express port |
| JWT_SECRET | your jsonwebtoken secret |
| GGL_APIKEY | your google api key for google signin |