Function firstNonEmptyString

src/features/threads/utils/threadRpc.ts:12–20

(...values: unknown[])

}

function firstNonEmptyString(...values: unknown[]): string | null {
  for (const value of values) {
    const normalized = asString(value);
    if (normalized) {
      return normalized;
    }
  }
  return null;
}

function normalizeSubagentKind(value: string): string {
  const normalized = value