FleetThreadService contains methods and other services that help with.
type FleetThreadService structFleetThreadService contains methods and other services that help with interacting with the langChain API.
Note, unlike clients, this service does not read variables from the environment automatically. You should not instantiate this service directly, and instead use the [NewFleetThreadService] method instead.
Starts or resumes the sandbox referenced by the thread and returns when it is.