Jumbo - React Admin Template with Material-UI 7.1

ADDED - JavaScript version for both NextJS and Vite (TypeScript already available)
ADDED - Chat App
ADDED - Contacts App
ADDED - Mail App
ADDED - Social Feeds Page
ADDED - Social Profile Page
UPDATE - JumboLayout component to support inner/content layouts.

ADDED - Dark Theme Feature
ADDED - Auth Provider (easy to integrate with any type of service)
ADDED - Restricted Routes Feature (Authorized Routes)
ADDED - Dynamic Routes Building (Now, its easy to do user role based routing)
FIXED - Sidebar responsiveness issue
FIXED - Layout Switch Issue
FIXED - Code Cleanup