message: Update build-library.php
diff: @@ -76,6 +76,8 @@ $files = [
  'core/Coroutine/FastCGI/Client.php',
  'core/Coroutine/FastCGI/Client/Exception.php',
  'core/Coroutine/FastCGI/Proxy.php',
  + # <core for functions> #
  + 'core/Coroutine/functions.php',
  # <ext> #
  'ext/curl.php',
  # <finalizer> #
  