discovery

type CommandHandler func(from net.Addr, env MessageEnvelope)

type Device struct {
	UUID     string
	Name     string
	IP       string
	Port     int
	Version  string
	LastSeen time.Time
}

type Discovery struct {
	// contains filtered or unexported fields
}

type Logger interface {
	Info(msg string, args ...any)
	Error(msg string, args ...any)
}

type MessageEnvelope struct {
	FromUUID string          `json:"fromUuid"`
	SendType string          `json:"sendType"`          // "announce" | "spec" | "response"
	SendTo   string          `json:"sendTo,omitempty"`  // 单播目标
	Command  string          `json:"command"`           // 命令
	TaskID   string          `json:"taskId"`            // 任务 ID
	Payload  json.RawMessage `json:"payload,omitempty"` // 附带参数
}

type StdLogger struct{}