Moved client into the client folder

client/.gitignore

client/README.md

client/package.json

client/public/favicon.ico

client/public/index.html

client/public/logo192.png

client/public/logo512.png

client/public/manifest.json

client/public/robots.txt

client/src/App.scss

client/src/App.test.tsx

client/src/App.tsx

client/src/index.scss

client/src/index.tsx

client/src/logo.svg

client/src/react-app-env.d.ts

client/src/reportWebVitals.ts

client/src/service-worker.ts

client/src/serviceWorkerRegistration.ts

client/src/setupTests.ts