import { previewBridge } from "~/components/preview/previewBridge"; interface DesktopTabLease {  references: number;  closeTimer: number | null;} const leases = new Map<string, DesktopTabLease>(); export function acquireDesktopTab(tabId: string): () => void {  const current = leases.get(tabId) ?? { references: 0, closeTimer: null };  if (current.closeTimer !== null) window.clearTimeout(current.closeTimer);  current.references += 1;  current.closeTimer = null;  leases.set(tabId, current);  if (current.references === 1) void previewBridge?.createTab(tabId);   return () => {    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);  };}