code: func (config *Config) StartupTimeout() time.Duration {
  	if config.ENV.CFStartupTimeout != "" {
  		timeoutInMin, err := strconv.ParseFloat(config.ENV.CFStartupTimeout, 64)
  		timeoutInSec := int64(timeoutInMin * 60)
  		if err == nil {
  			return time.Duration(timeoutInSec) * time.Second
  		}
  	}
  
  	return DefaultStartupTimeout
  }
docs: // StartupTimeout returns the max time an application should take to start. The
  // time is based off of:
  //   1. The $CF_STARTUP_TIMEOUT environment variable if set
  //   2. Defaults to the DefaultStartupTimeout