v0.2.0 Release

Performance Improvements

• Improved static route performance to 46.8M req/sec (30.13 ns/op)
• Enhanced wildcard route handling to 36.9M req/sec (33.03 ns/op)
• Optimized parameter route processing to 6.48M req/sec (183.6 ns/op)

New Features

• Added advanced rate limiting with burst support
• Implemented comprehensive security middleware
• Added CORS support with configurable options
• Added CSRF protection
• Added security headers (HSTS, CSP, XSS Protection)

Optimizations

• Improved rate limiter with sharded buckets for better concurrency
• Removed separate cleanup routine for better performance
• Enhanced memory management and reduced allocations
• Optimized middleware chain execution

Bug Fixes

• Fixed concurrent access issues in rate limiter
• Fixed potential deadlock in parallel request handling
• Improved error handling in middleware chain

Documentation

• Updated README with advanced usage examples
• Added comprehensive security configuration guide
• Added best practices documentation