Add Footer, Visitor Counter, and Authentication/Authorization Features Implement Footer with Counter, Sign-In/Sign-Up Pages, and JWT Authentication Enhancements: Footer, Visitor Counter, Sign-In/Sign-Up, and JWT-Based Auth

[ItsMeYash777]

Overview:
This pull request introduces several new features and enhancements to the project:

1. Footer Section:

   • Added a footer with links to "Products", "Pricing", "Solution", and GitHub.
   • Included a visitor counter using an external counter service.

2. Authentication & Authorization:

   • Implemented sign-in and sign-up pages using React and axios for API requests.
   • Backend includes JWT-based authentication to protect routes and manage user sessions.
   • After successful sign-up, users are redirected to the login page, and after login, they are redirected to the home page.

3. UI Updates:

   • Improved user flow with navigation links between login and sign-up.
   • Hidden "Sign Up" and "Sign In" buttons once a user is authenticated and added a "Logout" button.
     Testing:

• All changes have been tested locally to ensure proper user authentication and UI behavior.
• Sign-up, login, and logout features have been tested to ensure session management works as expected.
  Impact:
  This PR enhances both the frontend and backend of the project by adding user authentication and improving the UI with a footer and visitor counter.

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Name	Status	Preview	Comments	Updated (UTC)
qrbuilder	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Oct 10, 2024 9:29pm