User Auth Component - Copy this React, Tailwind Component to your project

Target Technologies/Frameworks: React for frontend, Node.js with Express for backend, MySQL for database management. Core Features: User registration/login Appointment scheduling for diagnostic tests Test catalog with filtering options Payment gateway integration Appointment history and reminders User Roles: Yes, there will be different roles—patients, admins, and potentially diagnostic center staff. Platform: Web app initially, but should be scalable to mobile app later. API Integration: Yes, integration with payment gateways (like Stripe or Razorpay) and SMS/email notifications for reminders. Database: MySQL is preferred. Design/UI Preferences: Clean and minimal design, possibly using ChakraUI or Material UI for a modern look and responsive layout. Additional Functionality: Yes, I’d like reminders for appointments, the ability to cancel or reschedule, and tracking appointment history.