typedExpressResponse.ts

export type ApiError = {
  error: string;
  error_details?: string;
};

export interface TypedResponse<T = ApiError> extends Response {
  status: (status: number) => TypedResponse<T | ApiError>;
  send: (body: T | ApiError) => TypedResponse<T | ApiError>;
}

export const list = (
  req: Request,
  res: TypedResponse<ItemDTO[]>
) => { 
  // implementation
}