# Changelog for `langchain-hs-graph`
All notable changes to this package will be documented in this file.
## 0.0.6.2 - 2026-11-14
> **Note**: `0.0.6.1` was skipped globally after `langchain-hs-ollama-v0.0.6.1`.
- Coordinated monorepo release alignment to `0.0.6.2`.
- Tightened `langchain-hs-core` dependency bound to `>= 0.0.6.2 && < 0.0.7`.
- Added StateGraph event streaming via `streamGraphEvents` with typed `GraphStreamEvent` constructors (`GraphStart`, `GraphNodeStart`, `GraphNodeChunk`, `GraphNodeEnd`, `GraphStateUpdate`, `GraphEnd`).
## 0.0.6.0 - 2026-10-02
- Updated bounds for GHC 9.12 and modern Stackage LTS releases.
- Standalone stack configuration and verified test suite.
## 0.0.5.0 - 2026-09-10
- Initial standalone Hackage release of `langchain-hs-graph`.
- Cyclic graph orchestration engine (`StateGraph s m`).
- Pure monoidal state merge reducers (`StateReducer s`).
- In-memory STM `TVar` checkpointer and persistent SQLite checkpointer.
- Human-in-the-Loop (`HITL`) interruption and resumption.
- Parallel concurrent node execution via `async`.
- Multi-Agent coordination: Supervisor teams, debate loops, and voting classifiers.
- Graphviz DOT export for visual workflow inspection.