LangGraph in production: Temporal's LangGraph Plugin adds Durable Execution

What this post added

Introduces a LangGraph integration for Temporal Python SDK, allowing LangGraph agents to be executed as Temporal Workflows. This provides durable execution, automatic recovery from failures, and cost-effective human-in-the-loop interactions by leveraging Temporal's signals and timers. Also announces LangSmith integrations for Python and TypeScript to provide end-to-end tracing of durable agent runs.