Merge pull request #662 from langchain-ai/vb/add-create-react-agent-nb

[docs]: add create_react_agent how-to notebook

docs/_scripts/copy_notebooks.py

@@ -29,6 +29,7 @@ _MANUAL = {
         "configuration.ipynb",
         "map-reduce.ipynb",
         "extraction/retries.ipynb",
+        "create-react-agent.ipynb",
     ],
     "tutorials": [
         "introduction.ipynb",

docs/docs/how-tos/index.md

@@ -6,6 +6,7 @@ Welcome to the LangGraph how-to guides! These guides provide practical, step-by-
 
 The core guides show how to address common needs when building out AI workflows, with special focus placed on [ReAct](https://arxiv.org/abs/2210.03629)-style agents with [tool calling](https://python.langchain.com/docs/modules/model_io/chat/function_calling/).
 
+- [ReAct agent](create-react-agent.ipynb): How to create a tool-calling agent that **Re**asons and **Act**s to accomplish tasks
 - [Persistence](persistence.ipynb): How to give your graph "memory" and resilience by saving and loading state
 - [Time travel](time-travel.ipynb): How to navigate and manipulate graph state history once it's persisted
 - [Async execution](async.ipynb): How to run nodes asynchronously for improved performance

docs/mkdocs.yml

@@ -137,6 +137,7 @@ nav:
   - "How-to Guides":
      - 'how-tos/index.md'
      - Core:
+         - "ReAct Agent": how-tos/create-react-agent.ipynb
          - "Persistence": how-tos/persistence.ipynb
          - "Time Travel": how-tos/time-travel.ipynb 
          - "Async Execution": how-tos/async.ipynb