Workflow: data exposed to {Class.field} and <Class.field from source_node>
instruction placeholders when an LlmAgent runs as a workflow node. Populated by
LLMAgentWrapper; absent for ordinary (non-workflow) agent runs, in which case
those placeholders are left untouched.
Workflow: data exposed to
{Class.field}and<Class.field from source_node>instruction placeholders when an LlmAgent runs as a workflow node. Populated byLLMAgentWrapper; absent for ordinary (non-workflow) agent runs, in which case those placeholders are left untouched.