Method shutdownAll

src/node/utils/oauthFlowManager.ts:210–213

* Shut down all active flows — resolves each with an error. * * Mirrors the `dispose` pattern where services iterate all flows * and finish them with `Err("App shutting down")`.

()

   * and finish them with `Err("App shutting down")`.
   */
  async shutdownAll(): Promise<void> {
    const flowIds = [...this.flows.keys()];
    await Promise.all(flowIds.map((id) => this.finish(id, Err("App shutting down"))));
  }
}