v0.4.0

Performance Improvements 🚀

• Buffer Pooling: Adaptive buffer pool reduces memory allocations by ~40-50%
• Worker Pool: Multi-worker architecture for concurrent data frame processing (1.5× CPU cores, min 4)
• Response Optimization: Pre-marshaled JSON for /health and /stats endpoints

Stability

• Context Management: Request lifecycle control with proper cancellation support across proxy handlers, TCP connections, and frame handlers
• Connection Cleanup: Extended channel timeout to 3 seconds for graceful shutdown
• Error Handling: Improved data integrity during edge cases

Security

• TLS Protection: Safeguards against slow handshake attacks
• Header Filtering: Unified hop-by-hop header filtering in responses

Features

• CLI: HTTPS tunnel support in drip stop command
• Display: Optimized token and buffer configuration formatting
• Tooling: Performance profiling script at scripts/test/profile-test.sh

What's Changed

• perf: Improve performance and stability with buffer pooling, context management, and security enhancements by @Gouryella in #6

Full Changelog: v0.3.2...v0.4.0