Ak/issue 14 wip

[AnilKumar3494]

###Updates:

• Removed npm package lock files to resolve conflicts, using pnpm for package management
• Upgraded React and React-DOM to version 19.2.3 in package.json coz of Critical Security Vulnerability (https://react.dev/blog/2025/12/03/critical-security-vulnerability-in-react-server-components)
• Dockerfile updated (please review this is Generated)

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• React Router based routeing defined and used
• Base layout and working ground for dashboard and tables created

Future Work / TODO

• Update README with new project structure
• Standardize Tailwind classes for consistency
• Implement collapsible Sidebar menu