[CHORE] Setup a React Theme

**Is your feature request related to a problem? Please describe.**
No
**Describe the solution you'd like**
Setup a theme folder/directory where all assets like images, CSS files, HTML files, and JS scripts can be loaded for a page to ensure consistent design across the pages.

Prepare styles sheets and js files ( if CSS preprocessor is necessary please add)

**Describe alternatives you've considered**
None

**Additional context**
Version one uses main theme only and no child themes for now