# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [0.1.0] - 2025-01-09

### Added
- Initial release of RentCache
- FastAPI proxy server for Rentcast API with comprehensive endpoint coverage
- Intelligent caching system with soft delete and stale-while-revalidate
- Multi-backend cache support (SQLite, Redis, Memory)
- Rate limiting per API key and endpoint with exponential backoff
- Cost management with usage tracking and estimation
- Rich CLI for administration and monitoring
- SQLAlchemy models for cache, API keys, rate limiting, and usage stats
- Production-ready middleware (CORS, compression, logging, error handling)
- Health and metrics endpoints for monitoring
- Comprehensive documentation and examples
- Test suite with model validation and API testing

### Features
- **70-90% cost reduction** through intelligent caching
- **Mark invalid instead of delete** for better analytics
- **Serve stale cache** during upstream API failures
- **Per-endpoint TTL configuration** for optimal cache management
- **Beautiful CLI** with Rich library for colors and tables
- **Usage analytics** with detailed performance metrics
- **API key management** with flexible rate limiting
- **Multi-tenancy support** for different applications

### Documentation
- Complete README with installation and usage
- Detailed installation guide for all deployment scenarios
- Comprehensive usage guide with examples
- Complete API reference documentation
- Cost savings examples and optimization strategies