greeting

type FrameActionRequest struct {
	MessageBytes []byte
}

type MessageValidator interface {
	ValidateMessage(context.Context, []byte) (farcaster.Message, error)
}

type Service interface {
	ValidateMessage(ctx context.Context, messageBytes []byte) (farcaster.Message, error)
	CreateTile(ctx context.Context, spec tile.Spec) (string, error)
	StaticDir() string
	AppURL() string
}

type TileMaker interface {
	MakeTile(spec tile.Spec) (URL string, err error)
}