middleware

const (
	// ExpiryTime defines how long before the user got deleted
	ExpiryTime time.Duration = 3 * time.Minute
	// RefreshRate deinfes how often we check the map for expired user
	RefreshRate time.Duration = 1 * time.Minute
	// AvgRate defines the average of r tokens (one) per seconds
	AvgRate rate.Limit = 1
	// MaxRate defines the maximum of b tokens (five) in single `burst`
	MaxRate int = 3
)