Deploy site to Heroku for Staging and Production

**Is your feature request related to a problem? Please describe.**
Need to deploy site for staging and production environments.

**Describe the solution you'd like**
Follow this link to deploy the website
https://www.youtube.com/watch?v=qEfduVAQ8FQ&t=78s
- Set up Nginx
- Adjust the package.json to run the flask application as well
- Figure out a way to get rid of CORS
- Set up CI/CD
