Release v1.0.3

Added

• Enhanced tool-agnostic proxy behavior (supports any connection pooler, not just pgbouncer)
• Updated README with comprehensive documentation about label-based routing
• Dynamic namespace support through environment variables
• Port-forwarding integrated in test scripts for easier local testing
• Automatic service discovery for labeled Kubernetes services

Changed

• Improved TLS/SSL certificate management: certificates now only stored in Kubernetes, not in local filesystem
• Directly loading certificates from memory instead of temporary files, improving security and performance
• Updated Go version to 1.23.4 in Dockerfile
• Enhanced Kubernetes integration with automatic secret management
• Optimized health check endpoints with atomic state management
• Improved resource utilization in proxy connections

Security

• Eliminated local file system access for SSL certificates
• Certificates are now stored and retrieved exclusively from Kubernetes secrets
• Memory-only certificate handling reduces security exposure
• Improved TLS handshake error handling with better error messages
• Environment-based configuration to prevent hardcoded secrets

Fixed

• Resolved potential memory leaks in connection handling
• Fixed certificate renewal logic when certificates expire
• Improved connection cleanup on proxy shutdown
• Better error handling for malformed PostgreSQL protocol messages