harness

type Adapter interface {
	Probe(context.Context) (Info, error)
	Run(context.Context, Launch, Emit) (Result, error)
}

type Clarification struct {
	ID   string `json:"id"`
	Text string `json:"text"`
}

type Emit func(Event) error

type Event struct {
	Type          string          `json:"type"`
	SessionID     string          `json:"sessionID,omitempty"`
	TurnID        string          `json:"turnID,omitempty"`
	Message       string          `json:"message,omitempty"`
	Data          json.RawMessage `json:"data,omitempty"`
	Clarification *Clarification  `json:"clarification,omitempty"`
}

type Info struct {
	Name    string   `json:"name"`
	Version string   `json:"version"`
	Ready   bool     `json:"ready"`
	Reasons []string `json:"reasons,omitempty"`
}

type Launch struct {
	AttemptID    string `json:"attemptID"`
	Workdir      string `json:"workdir"`
	SessionID    string `json:"sessionID,omitempty"`
	Instructions string `json:"instructions"`
	Model        string `json:"model,omitempty"`
}

type Result struct {
	Phase         string         `json:"phase"`
	SessionID     string         `json:"sessionID,omitempty"`
	Blocker       string         `json:"blocker,omitempty"`
	Clarification *Clarification `json:"clarification,omitempty"`
}