Function joinUrls

src/utils.ts:74–85

(paths: string[], fileName?: string)

    };

export function joinUrls(paths: string[], fileName?: string) {
  if (fileName) {
    return paths.map(path => {
      const normalizedPath = path.replace(/\/+$/, '');
      // Keep explicit http(s) URLs for local/self-hosted update sources.
      const baseUrl = /^[a-z][a-z0-9+.-]*:\/\//i.test(normalizedPath)
        ? normalizedPath
        : `https://${normalizedPath}`;
      return `${baseUrl}/${fileName}`;
    });
  }
}

export const testUrls = async (urls?: string[]) => {
  if (!urls?.length) {