export interface StoredPart {
  id: string;
  type: string;
  toolName?: string;
  toolCallId?: string;
  args?: unknown;
  result?: unknown;
  state?: string;
  approvalId?: string;
  approved?: boolean;
  approvalReason?: string;
  isAutomaticApproval?: boolean;
  text?: string;
  reasoningLoading?: boolean;
  reasoningDuration?: number;
}