langgraph-patterns

Продвинутые паттерны LangGraph: Command API, HITL (interrupt/resume), checkpointing с PostgreSQL, параллельное выполнение через Send, state accumulation с operator.add, streaming events. Используй когда: LangGraph, StateGraph, workflow, граф, Command, interrupt, HITL, human-in-the-loop, checkpointer, Send, fan-out.