[Chore] Create <Hello World> for app

[tanishaldavey]

Create codebase for portfolio

• create basic file structure for app:
  • index.html
  • index.js
  • index.css
  • App.jsx
• install react and react-dom
• create repo on Github
• add .gitignore

[tanishaldavey]

Items that should be included in .gitignore:

• .env
• .DS_Store
• .vscode/
• dist/
• node_modules/