Function downloadWithRetry

update/getLatestSpecAsync.ts:28–55

(url: string, dest: string)

}

async function downloadWithRetry(url: string, dest: string): Promise<void> {
  for (let attempt = 1; attempt <= MAX_RETRIES; attempt++) {
    try {
      const response = await fetch(url);
      if (!response.ok) {
        throw new Error(`HTTP ${response.status}: ${response.statusText}`);
      }
      await Bun.write(dest, response);
      return;
    } catch (error) {
      const isLastAttempt = attempt === MAX_RETRIES;
      console.error(
        `Download attempt ${attempt}/${MAX_RETRIES} failed:`,
        error instanceof Error ? error.message : error
      );
      if (isLastAttempt) {
        throw new Error(
          `Failed to download spec after ${MAX_RETRIES} attempts: ${
            error instanceof Error ? error.message : error
          }`
        );
      }
      const backoff = INITIAL_BACKOFF_MS * Math.pow(2, attempt - 1);
      console.log(`Retrying in ${backoff}ms...`);
      await Bun.sleep(backoff);
    }
  }
}

async function unzipToDirectoryAsync(
  zipFile: string,