LangGraph: Human-in-the-Loop

This video covers a simple modification to a LangGraph runtime to add a human-in-the-loop component

Notebook (for chat agent executor): https://github.com/langchain-ai/langgraph/blob/main/examples/chat_agent_executor_with_function_calling/human-in-the-loop.ipynb

Notebook (for agent executor, not covered in this video but similar): https://github.com/langchain-ai/langgraph/blob/main/examples/agent_executor/human-in-the-loop.ipynb