Fetch data from flask API to react
- fetch data from https://hidden-dusk-28735.herokuapp.com/
- online chatapp https://hidden-dusk-28735.herokuapp.com/session
- fetch real-time data (every 5 seconds) https://hidden-dusk-28735.herokuapp.com/getrealtimedata
- Responsible to basic backend stuff of https://zcemycl.github.io/practice-app