import type { WorkflowMessage } from "@uncaged/nerve-core";

export function lastMetaForRole<M>(messages: WorkflowMessage[], role: string): M | null {
  for (let i = messages.length - 1; i >= 0; i--) {
    if (messages[i].role === role) {
      return messages[i].meta as M;
    }
  }
  return null;
}