entity

type Message struct {
	Group    string
	ID       uint64
	Priority int64
	Content  string
	Metadata map[string]string

	QueueName     string        `json:"QueueName,omitempty"`
	QueueType     string        `json:"QueueType,omitempty"`
	QueueSettings QueueSettings `json:"QueueSettings,omitempty"`
}

type QueueConfig struct {
	Name     string
	Type     string
	Settings QueueSettings
}

type QueueSettings struct {
	Strategy   string `json:"strategy,omitempty"`
	MaxUnacked int    `json:"max_unacked,omitempty"`
}