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feat: Add DynamoDBSaver as LangGraph Checkpointer #662

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21 changes: 21 additions & 0 deletions libs/langgraph-dynamodb/README.md
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# LangGraph DynamoDB Checkpointer

This package provides a DynamoDB-based checkpointer for LangGraph applications.

## Overview

The DynamoDBSaver implements the LangGraph BaseCheckpointSaver interface, enabling persistent state management for LangGraph workflows using Amazon DynamoDB as the storage backend.

## Features

- Implements LangGraph BaseCheckpointSaver
- Persistent checkpoint storage in DynamoDB
- Compatible with LangGraph persistence patterns

## Documentation

For more information on LangGraph checkpointers and persistence, see the [LangGraph Checkpointer documentation](https://langchain-ai.github.io/langgraph/concepts/persistence/#checkpoints).

## Status

🚧 **Work in Progress** - This integration is currently under development.
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