Function fetchRegistryManifest

packages/cli/src/registry/remote.ts:85–102

(
  baseUrl: string = DEFAULT_REGISTRY_URL,
  options?: { skipCache?: boolean },
)

 * Returns undefined if the registry is unreachable (offline / 404).
 */
export async function fetchRegistryManifest(
  baseUrl: string = DEFAULT_REGISTRY_URL,
  options?: { skipCache?: boolean },
): Promise<RegistryManifest | undefined> {
  const cacheFile = cachePath(baseUrl, "registry");
  if (!options?.skipCache) {
    const cached = readCache<RegistryManifest>(cacheFile);
    if (cached) return cached;
  }

  try {
    const manifest = await fetchJson<RegistryManifest>(`${baseUrl}/registry.json`);
    writeCache(cacheFile, manifest);
    return manifest;
  } catch {
    return undefined;
  }
}

/**
 * Fetch a single item's `registry-item.json` manifest. Cached for 24h.