stream

type Func func(thinking, content string, done bool) error

type Option func(*Streamer)

type Spinner interface {
	Start()
	Stop()
}

type StreamResult struct {
	Func Func
	Stop func()
}

type Streamer struct {
	// Verbose controls whether thinking/reasoning output is displayed.
	Verbose bool
	// ThinkingStyle is the color style for thinking output.
	ThinkingStyle *color.Color
	// ContentStyle is the color style for content output.
	ContentStyle *color.Color
	// Preamble is text to display before streaming starts.
	Preamble string
	// PreambleStyle is the color style for the preamble.
	PreambleStyle *color.Color
	// Nil disables streaming entirely.
	Nil bool
}