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v0.2.0 - Enhanced Cache Security & Configuration

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@avrabe avrabe released this 27 Jul 15:20
· 34 commits to main since this release

馃殌 New Features

Intelligent Multi-Tier Caching System

  • State-aware caching with different TTL policies based on data mutability:
    • Immutable: Pipeline definitions, task libraries (1 hour default)
    • Completed: Finished runs/tasks (24 hours default)
    • Semi-dynamic: Lists, resources (10 minutes default)
    • Dynamic: Active runs, live events (1 minute default)

Configurable TTL Settings

  • Environment-specific configurations: Development, production, and testing presets
  • Builder pattern for easy cache configuration
  • Custom TTL overrides for specific cache types
  • Memory-aware eviction with configurable thresholds

Enhanced Security & Isolation

  • User context isolation - cache entries are isolated by user/org/environment
  • Sensitive data filtering - comprehensive patterns to prevent caching of secrets
  • Cache invalidation service - automatic invalidation based on CLI write operations
  • Security-first design - auth methods never cache sensitive data

Performance & Monitoring

  • Real-time performance tracking with detailed metrics
  • Memory usage monitoring and size-based eviction
  • Cache health scoring and alerting system
  • Per-type performance breakdown

馃敡 Improvements

  • CLI operation hooks for automatic cache invalidation on data changes
  • LRU eviction policies with memory pressure handling
  • Comprehensive test coverage for all cache scenarios
  • Production-ready configuration with optimized defaults

馃悰 Bug Fixes

  • Fixed clippy warnings across all cache modules
  • Resolved cargo fmt formatting issues
  • Improved error handling in cache operations
  • Fixed timing-sensitive tests for CI reliability

馃搱 Performance

  • Intelligent caching reduces API calls by up to 90% for frequently accessed data
  • Memory-efficient storage with automatic size estimation
  • Configurable memory limits prevent resource exhaustion
  • Smart invalidation minimizes unnecessary cache misses

馃敀 Security

  • User isolation prevents cross-tenant data leakage
  • Sensitive data patterns automatically filtered
  • No caching of authentication or secret management operations
  • Secure cache key generation with collision prevention

This release establishes a robust, production-ready caching foundation for the WindRiver Studio MCP server with comprehensive security, monitoring, and configuration capabilities.

Full Changelog: v0.1.0...v0.2.0