Build initial React framework

frontend/.gitignore

frontend/README.md

frontend/package-lock.json

frontend/package.json

frontend/public/favicon.ico

frontend/public/index.html

frontend/public/logo192.png

frontend/public/logo512.png

frontend/public/manifest.json

frontend/public/robots.txt

frontend/src/App.css

frontend/src/App.js

frontend/src/App.test.js

frontend/src/index.css

frontend/src/index.js

frontend/src/logo.svg

frontend/src/reportWebVitals.js

frontend/src/setupTests.js