Function run_workflow_with_contracts 

pub async fn run_workflow_with_contracts<E: NodeExecutor + ?Sized>(
    workflow: &WorkflowDefinition,
    execution: &ExecutionMetadata,
    executor: &E,
    contracts: &[NodeContract],
) -> Result<()>

Execute the workflow through one executor with output contract validation.

Errors

Returns an error if the default run policy rejects the workflow shape, output contract setup fails, output validation fails, or node execution fails.