Security & Stability Upgrade

[sujalsalekar]

Summary

Implements critical improvements to the SDK focusing on security, error handling, and connection management.

Key Changes

1. Security & Connection Management

   • Added secure connection pooling with SSL/TLS support
   • Implemented proper connection lifecycle management
   • Added connection health checks

2. Error Handling

   • Added error code system with proper classification
   • Implemented Circuit Breaker pattern
   • Added retry mechanism with backoff
   • Enhanced exception handling and logging

3. Dependencies

   • Updated security packages to latest versions
   • Organized dependencies with clear categorization
   • Added version constraints for stability

Testing

✅ Security implementations verified
✅ Connection pooling tested
✅ Error handling scenarios validated