Function checkForUpdatesInteractive

apps/cli/src/update-checker.ts:238–277

()

 *    the second run (with fresh cache) shows it — zero startup delay.
 */
export async function checkForUpdatesInteractive(): Promise<void> {
  if (!process.stdin.isTTY || process.env.CI || isDevEnvironment()) return

  const currentVersion = getVersion()
  const cache = readCache()

  // Kick off background refresh if cache is missing or stale
  if (!cache || Date.now() - cache.lastCheckTime >= CACHE_STALE_MS) {
    refreshCacheInBackground(cache)
  }

  // Prompt is based on cached data only — no network wait
  const latestVersion = cache?.latestVersion
  if (!latestVersion || !isNewerVersion(latestVersion, currentVersion)) return
  if (cache?.skippedVersion === latestVersion) return

  const choice = await promptUser(`  ✨ Update available! ${currentVersion} → ${latestVersion}`, [
    `Update now (runs \`npm install -g ${PACKAGE_NAME}\`)`,
    'Skip',
    'Skip until next version',
  ])

  if (choice === 1) {
    const result = await performCliSelfUpdate()
    if (result.success) {
      process.stderr.write(
        `  \x1b[32m🎉 Updated successfully! Please restart chatlab to use the new version.\x1b[0m\n\n`
      )
      process.exit(0)
    } else {
      process.stderr.write(`  ❌ Update failed: ${result.error}\n\n`)
    }
  } else if (choice === 3) {
    writeCache({
      lastCheckTime: Date.now(),
      latestVersion,
      skippedVersion: latestVersion,
    })
  }
}