Merge branch 'DEV' into main-layout

.env.example

.eslintignore

.eslintrc.js

.gitignore

.prettierignore

.prettierrc.json

README.md

package-lock.json

package.json

public/index.html

src/core/App.tsx

src/index.tsx

src/serviceWorker.ts

src/setupTests.ts

tsconfig.json