Initializing ui-subsystem project

ui-subsystem/.gitignore

ui-subsystem/README.md

ui-subsystem/package-lock.json

ui-subsystem/package.json

ui-subsystem/public/favicon.ico

ui-subsystem/public/index.html

ui-subsystem/public/logo192.png

ui-subsystem/public/logo512.png

ui-subsystem/public/manifest.json

ui-subsystem/public/robots.txt

ui-subsystem/src/App.css

ui-subsystem/src/App.js

ui-subsystem/src/App.test.js

ui-subsystem/src/index.css

ui-subsystem/src/index.js

ui-subsystem/src/logo.svg

ui-subsystem/src/reportWebVitals.js

ui-subsystem/src/setupTests.js