import { previewBridge } from "~/components/preview/previewBridge"; interface DesktopTabLease {  references: number;  closeTimer: number | null;  ready: Promise<void>;} const leases = new Map<string, DesktopTabLease>(); export interface AcquiredDesktopTab {  readonly ready: Promise<void>;  readonly release: () => void;} export function acquireDesktopTab(tabId: string): AcquiredDesktopTab {  const current =    leases.get(tabId) ??    ({      references: 0,      closeTimer: null,      ready: previewBridge?.createTab(tabId) ?? Promise.resolve(),    } satisfies DesktopTabLease);  if (current.closeTimer !== null) window.clearTimeout(current.closeTimer);  current.references += 1;  current.closeTimer = null;  leases.set(tabId, current);   return {    ready: current.ready,    release: () => {      const lease = leases.get(tabId);      if (!lease) return;      lease.references = Math.max(0, lease.references - 1);      if (lease.references > 0) return;      lease.closeTimer = window.setTimeout(() => {        const latest = leases.get(tabId);        if (!latest || latest.references > 0) return;        leases.delete(tabId);        void previewBridge?.closeTab(tabId);      }, 0);    },  };}