docs: update README to reflect RBAC Admin Panel features, architecture, and setup instructions; add placeholder images for login and admin panel

update minor error

refactor: enhance access control by updating permission requirements across multiple components

refactor: remove console logs from user selection in RBACMatrix component

fix: update hasPermission logic to check for any matching permissions instead of all

refactor: remove unused StrictMode and commented-out code in RBAC component; streamline permission handling logic

feat: implement RBAC permission matrix with user selection and role management functionality

refactor: update ProtectedRoute to redirect to login on unauthorized access; enhance AdminPanel with token check and logout functionality

feat: implement CRUD functionality for Categories with modal support and API integration

feat: update import paths for Products component and enhance Orders component with data fetching and management features

feat: integrate react-query for data fetching and state management

Refactor AdminPanel to use local state for navigation; remove direct routes and enhance user experience with button interactions

Implement admin panel with user, product, and order management; enhance authentication flow with admin login option

Refactor Login component to use MUI components and improve styling

Add authentication flow with login, protected routes, and access control