aread_approval_mode_from_store(
store: object,
key: str | None,
) -> ApprovalMode | Asynchronously read a live approval mode from a LangGraph Store.
The graph server supplies an async batched Store whose synchronous methods
reject calls from the event-loop thread. Prefer aget() for that runtime,
while retaining a synchronous fallback for lightweight local test stores.
request.runtime.store from the graph server.
Store key produced by approval_mode_key.