export function clerkFrontendApiUrlFromPublishableKey(publishableKey: string): string {  const encodedFrontendApi = publishableKey.split("_").slice(2).join("_");  const frontendApi = globalThis.atob(encodedFrontendApi).replace(/\$$/u, "");  if (frontendApi.length === 0 || frontendApi.includes("/")) {    throw new Error("Invalid Clerk publishable key.");  }  return `https://${frontendApi}`;} export function clerkFrontendApiHostnameFromPublishableKey(publishableKey: string): string {  return new URL(clerkFrontendApiUrlFromPublishableKey(publishableKey)).hostname;} export function isAllowedClerkFrontendApiHostname(  hostname: string,  configuredHostname: string | null,): boolean {  return (    hostname.endsWith(".clerk.accounts.dev") ||    hostname.endsWith(".clerk.accounts.com") ||    hostname === configuredHostname  );} export function relayClerkTokenOptions(template: string) {  return {    template,    skipCache: true,  } as const;}