text: """Config."""
  from starlette.config import Config
  
  config = Config(".env")
  
  DEBUG = config('DEBUG', cast=bool, default=False)
  
  SMTP_HOST = config('SMTP_HOST', cast=str, default='127.0.0.1')
  SMTP_PORT = config('SMTP_PORT', cast=int, default=587)
  SMTP_USER = config('SMTP_USER', cast=str, default=None)
  SMTP_PASS = config('SMTP_PASS', cast=str, default=None)
  SMTP_USETLS = config('SMTP_USETLS', cast=bool, default=False)
  SMTP_STARTTLS = config('SMTP_STARTTLS', cast=bool, default=True)
  SMTP_FROM = config('SMTP_FROM', cast=str, default='admin@localhost')
  
  DEFAULT_TO = config('DEFAULT_TO', cast=str, default=None)
  DEFAULT_CC = config('DEFAULT_CC', cast=str, default=None)
  DEFAULT_BCC = config('DEFAULT_BCC', cast=str, default=None)
  DEFAULT_SUBJECT = config('DEFAULT_SUBJECT', cast=str, default='Nuevo envío')
  DEFAULT_REDIRECT = config('DEFAULT_REDIRECT', cast=str, default='/thanks')
  DEFAULT_WEBHOOK = config('DEFAULT_WEBHOOK', cast=str, default=None)
  
  FRIENDLY_NAMES = {
      'first_name': 'Nombre',
      'last_name': 'Apellidos',
      'email': 'Correo electrónico',
      'phone': 'Teléfono'
  }
  