import type { VcsStatusResult } from "@t3tools/contracts"; import { resolveChangeRequestPresentation } from "../sourceControlPresentation"; export function changeRequestLookupWarning(  threadBranch: string | null,  gitStatus: VcsStatusResult | null,): string | null {  if (    threadBranch === null ||    gitStatus === null ||    gitStatus.refName !== threadBranch ||    gitStatus.changeRequestLookup._tag !== "failed"  ) {    return null;  }  const presentation = resolveChangeRequestPresentation(gitStatus.sourceControlProvider);  switch (gitStatus.changeRequestLookup.reason) {    case "authentication_required":      return `${presentation.shortName} status unavailable: authentication required.`;    case "provider_unavailable":      return `${presentation.shortName} status unavailable: provider integration unavailable.`;    case "lookup_failed":      return `${presentation.shortName} status unavailable: lookup failed.`;  }}