v0.2.0 - Zig 0.15.x Compatibility

Breaking Changes

• BREAKING: Major restructure for Zig 0.15.2+ compatibility
• Updated all I/O and ArrayList APIs for Zig 0.15.x compatibility
• Migrated from deprecated std.io APIs to new std.Io APIs

Added

• Progress Notifications: Full ProgressBuilder and ProgressTracker implementation
• Resource Subscriptions: Complete subscribe() and unsubscribe() with subscription tracking (100% MCP spec compliance)
• 17 Comprehensive Examples covering all MCP features
• Pure Zig test client (replaced Python/PowerShell scripts)
• Comprehensive test coverage: 103/103 tests passing
• SPEC_COMPLIANCE.md - MCP specification compliance audit
• Dispatcher lifecycle hooks: onBefore, onAfter, onError, onFallback
• MIGRATION.md and CHANGELOG.md documentation

Fixed

• Memory leaks in progress notification tests
• Memory management in Connection.close() and deinit()
• Example compilation issues for Zig 0.15.2 API compatibility
• Double-free bug in streaming module

Requirements

• Zig 0.15.2 or later