# 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).

## [Unreleased]

## [0.1.0] - 2025-07-16

### Added
- Initial release of Bedrock AgentCore Python SDK
- Runtime framework for building AI agents
- Memory client for conversation management
- Authentication decorators for OAuth2 and API keys
- Browser and Code Interpreter tool integrations
- Comprehensive documentation and examples

### Security
- TLS 1.2+ enforcement for all communications
- AWS SigV4 signing for API authentication
- Secure credential handling via AWS credential chain

## [0.1.1] - 2025-07-23

### Fixed
- **Identity OAuth2 parameter name** - Fixed incorrect parameter name in GetResourceOauth2Token
  - Changed `callBackUrl` to `resourceOauth2ReturnUrl` for correct API compatibility
  - Ensures proper OAuth2 token retrieval for identity authentication flows

- **Memory client region detection** - Improved region handling in MemoryClient initialization
  - Now follows standard AWS SDK region detection precedence
  - Uses explicit `region_name` parameter when provided
  - Falls back to `boto3.Session().region_name` if not specified
  - Defaults to 'us-west-2' only as last resort

- **JSON response double wrapping** - Fixed duplicate JSONResponse wrapping issue
  - Resolved issue when semaphore acquired limit is reached
  - Prevents malformed responses in high-concurrency scenarios

### Improved
- **JSON serialization consistency** - Enhanced serialization for streaming and non-streaming responses
  - Added new `_safe_serialize_to_json_string` method with progressive fallbacks
  - Handles datetime, Decimal, sets, and Unicode characters consistently
  - Ensures both streaming (SSE) and regular responses use identical serialization logic
  - Improved error handling for non-serializable objects
