Instruction

1. run npm install (optional)
2. run npm start (optional)
3. open index-react.html in your browser (code is already bundled and included in dist)
4. login as admin (email:admin@admin.com password:admin) to add Doors and authorised users
5. login as user (email:@clay.com passowrd:user) to access authorised doors.
6. preset users (email:Alice@clay.com passowrd:user) (email:Bob@clay.com passowrd:user) (email:Caty@clay.com passowrd:user)