Add error handling and security improvements to API routes

[pstaylor-patrick]

related to #1

👋 TL;DR

Added error handling and security improvements to API routes.

🔎 Details

This PR addresses reliability and security improvements for API routes:

API Endpoints:

• Added comprehensive error handling to prevent unhandled exceptions
• Implemented security improvements for route authentication and validation

✅ How to Test

1. API Error Handling:

   • Test API endpoints with various error conditions to verify they handle failures gracefully
   • Verify error responses are properly formatted and include appropriate status codes

2. Security Improvements:

   • Test authentication and validation mechanisms added to API routes
   • Verify security enhancements function correctly without breaking existing functionality

🥜 GIF