terminal

type Manager interface {
	// CreateSession creates a new terminal session with the given dimensions.
	CreateSession(ctx context.Context, instanceID string, cols, rows uint16) (*Session, error)
	// GetSession retrieves an active session by ID.
	GetSession(sessionID string) (*Session, error)
	// RemoveSession removes and cleans up a session.
	RemoveSession(sessionID string)
	// CleanupInactiveSessions removes sessions inactive for longer than the given timeout.
	CleanupInactiveSessions(timeout time.Duration)
}

type Message struct {
	Action MessageAction `json:"action"`
	Data   string        `json:"data,omitempty"`
	Cols   uint16        `json:"cols,omitempty"`
	Rows   uint16        `json:"rows,omitempty"`
	Error  string        `json:"error,omitempty"`
}

type MessageAction string

type Session struct {
	ID           string
	PTY          *os.File
	Process      *os.Process
	Cols         uint16
	Rows         uint16
	CreatedAt    time.Time
	LastActivity time.Time
	// contains filtered or unexported fields
}