add axios instance configuration for API requests

add user authentication context, login, and routing components

add initial HTML and CSS files for frontend setup

initialize frontend with Vite, Tailwind CSS, and ESLint configuration

add CORS support, enhance user logout functionality, and improve user data security

add cookie-parser middleware and implement user profile route with authentication

implement user profile and logout functionality with Redis integration

add ioredis dependency and update package scripts

initialize backend with Express, MongoDB, and user authentication