Update pnpm lockfile, add Radix UI components, and enhance frontend structure

Commit notes

- Updated pnpm lockfile to include new dependencies for Radix UI components such as Avatar, Dropdown Menu, and Tooltip. - Introduced new components for UI consistency, including Sidebar, Breadcrumb, and Card. - Created a new components.json configuration file for Shadcn integration. - Enhanced routing structure with new index and layout files for improved navigation. - Implemented responsive design features and mobile support through the use of hooks. - Refactored existing components to utilize new UI elements and improve overall user experience.